Chronology of Ancient Indian History: Timeline from Stone Age to Harsha
Komal Gupta
UPSC Exam Expert & Content Editor
In this note
- 1.Prehistoric Periods
- 2.Bronze Age and Early Iron Age
- 3.Age of Mahajanapadas, Religious Movements and Rise of Magadha
- 4.Mauryan and Post-Mauryan Age
- 5.Gupta Age and After
- 6.Foreign Visitors: Quick Sequence
- 7.Memory Techniques for Ancient History
- 8.Eras and Calendars
- 9.How to Use This Timeline in the Exam
- 10.Common Mistakes Students Make
- 11.Teacher's Tip
- 12.Important Points for the Exam
- 13.Related Reading
- 14.Frequently Asked Questions (FAQ)
PDF Notes: Chronology of Ancient Indian History: Timeline from Stone Age to Harsha
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Quick answer: Ancient Indian history runs from the Stone Age (over 2 million years ago) through the Indus Valley Civilisation (c. 2600-1900 BCE), the Vedic Age (c. 1500-600 BCE), the Mahajanapadas and rise of Magadha (6th century BCE), the Mauryan Empire (321-185 BCE), the post-Mauryan kingdoms (Shungas, Satavahanas, Kushanas), the Sangam Age, the Gupta Empire (c. 320-550 CE) and Harshavardhana (606-647 CE) to the regional kingdoms of the Pallavas and Chalukyas. Most dates before about 300 BCE are approximate, so write "c." (circa) in your answers.
Dear students, ancient history looks like a big ocean of names and dates. The best way to cross it is to fix a few "anchor dates" and build the story around them. This chapter is exactly that: one timeline note which you can revise in 30 minutes before any test. Remember that the UPSC rarely asks pure year-based questions but frequently asks sequence, contemporaries and cause-effect. So the order of events is more important than the exact year.
Prehistoric Periods
| Period | Approximate time | Key features | Important sites |
|---|---|---|---|
| Palaeolithic (Old Stone Age) | c. 2 million years ago to 10,000 BCE | Hunter-gatherers; crude stone tools (hand-axes, cleavers, choppers); use of fire; cave life | Bhimbetka (MP), Hunsgi (Karnataka), Attirampakkam (Tamil Nadu), Soan valley (Pakistan), Narmada valley |
| Mesolithic (Middle Stone Age) | c. 10,000 to 6,000 BCE | Microliths (tiny stone tools); beginning of animal domestication; rock paintings; hunting and fishing | Bagor (Rajasthan), Adamgarh (MP), Langhnaj (Gujarat), Sarai Nahar Rai (UP) |
| Neolithic (New Stone Age) | c. 7000 to 1000 BCE (varies by region) | Agriculture, pottery, polished stone tools, settled life | Mehrgarh (Baluchistan, c. 7000 BCE), Burzahom and Gufkral (Kashmir), Chirand (Bihar), Koldihwa (UP), Piklihal and Maski (Karnataka) |
| Chalcolithic (Copper-Stone Age) | c. 3000 to 1000 BCE | Use of copper along with stone; rural settlements | Ahar (Rajasthan), Gilund, Kayatha, Malwa, Jorwe, Navdatoli, Inamgaon (Maharashtra) |
Bronze Age and Early Iron Age
| Phase | Date (c.) | Landmark events |
|---|---|---|
| Early Harappan | 3300 to 2600 BCE | Village farming communities of the Indus and Ghaggar-Hakra region |
| Mature Harappan (Indus Valley Civilisation) | 2600 to 1900 BCE | Planned cities with grid streets and drains: Harappa, Mohenjo-daro, Dholavira, Lothal, Kalibangan, Rakhigarhi; trade with Mesopotamia; undeciphered script |
| Late Harappan | 1900 to 1300 BCE | Decline of cities; shifts of settlements to the east and south |
| Early Vedic (Rig Vedic) period | c. 1500 to 1000 BCE | Pastoral society; the Rig Veda; tribal assemblies (sabha, samiti); the Battle of Ten Kings (Dasarajna) on the Parushni (Ravi) |
| Later Vedic period | c. 1000 to 600 BCE | Iron use (c. 1000 BCE); Sama, Yajur, Atharva Vedas; Brahmanas, Upanishads; expansion into the Ganga plain; the varna system hardens; territorial kingdoms |
Age of Mahajanapadas, Religious Movements and Rise of Magadha
| Event | Date (c.) | Notes |
|---|---|---|
| Sixteen Mahajanapadas | 6th century BCE | Kashi, Kosala, Anga, Magadha, Vajji, Malla, Chedi, Vatsa, Kuru, Panchala, Machchha, Surasena, Assaka, Avanti, Gandhara, Kamboja |
| Mahavira | c. 599 to 527 BCE (traditional; some say 540-468) | The 24th Tirthankara of Jainism; born near Vaishali |
| Gautama Buddha | c. 563 to 483 BCE (traditional; modern scholars prefer c. 480-400) | Born at Lumbini; enlightenment at Bodh Gaya; first sermon at Sarnath; died at Kushinagar |
| Haryanka dynasty (Bimbisara, Ajatashatru) | c. 544 to 413 BCE | Rajagriha as the capital; Pataliputra founded by Udayin (c. 5th century BCE); first Buddhist Council at Rajagriha after the Buddha's death |
| Shishunaga dynasty | c. 413 to 345 BCE | Kalashoka held the second Buddhist Council at Vaishali |
| Nanda dynasty | c. 345 to 321 BCE | Mahapadma Nanda, "the sole sovereign"; wealth and a huge army |
| Persian invasion (Achaemenid) | c. 518 BCE | Darius I annexed the north-west (Gandhara, the Indus region) |
| Alexander's invasion | 326 BCE | Battle of the Hydaspes (Jhelum) against Porus; Alexander's army refused to proceed beyond the Beas |
Mauryan and Post-Mauryan Age
| Ruler / Dynasty | Date (c.) | Key points |
|---|---|---|
| Chandragupta Maurya | 321 to 297 BCE | Overthrew the Nandas with the help of Chanakya (Kautilya); defeated Seleucus Nicator (c. 305 BCE); Megasthenes' Indica |
| Bindusara | 297 to 273 BCE | Expanded the empire to the south; called "Amitrochates" by the Greeks |
| Ashoka | 268 to 232 BCE | Kalinga War (261 BCE); adopted Buddhism; Dhamma; rock and pillar edicts; Third Buddhist Council at Pataliputra (c. 250 BCE) |
| Last Mauryan king Brihadratha | killed in c. 185 BCE | Killed by his commander Pushyamitra Shunga |
| Shungas | c. 185 to 73 BCE | Pushyamitra Shunga; Bharhut and Sanchi stupa expansion; Patanjali's Mahabhashya |
| Kanvas | c. 73 to 28 BCE | Vasudeva Kanva |
| Satavahanas | c. 1st century BCE to 3rd century CE | Deccan; Gautamiputra Satakarni, Vasishthiputra Pulumavi; Prakrit; Amaravati art |
| Indo-Greeks, Shakas, Parthians | c. 2nd century BCE to 1st century CE | Menander (Milinda) and the Milindapanha; Rudradaman I (Junagadh inscription, Sanskrit) |
| Kushanas | c. 1st to 3rd century CE | Kanishka (c. 78 CE or later, start of the Saka era traditionally linked); Fourth Buddhist Council in Kashmir; Gandhara and Mathura art; gold coins |
| Sangam Age | c. 300 BCE to 300 CE | Cholas, Cheras, Pandyas; Sangam literature; maritime trade with Rome |
Gupta Age and After
| Ruler / Event | Date (c.) | Key points |
|---|---|---|
| Chandragupta I | c. 319/320 to 335 CE | Founder of the empire; Gupta era begins in 319-320 CE; married Kumaradevi (Lichchhavi) |
| Samudragupta | c. 335 to 375 CE | "Napoleon of India"; Allahabad Pillar inscription by Harishena; Ashvamedha coins |
| Chandragupta II (Vikramaditya) | c. 375 to 415 CE | Defeated the Western Kshatrapas; Navaratnas including Kalidasa; Fa-Hien visited (399-414) |
| Kumaragupta I | c. 415 to 455 CE | Founded Nalanda; Hun attacks began later |
| Skandagupta | c. 455 to 467 CE | Repelled the Huns; Sudarshana lake repaired (Junagadh) |
| Hunas under Toramana and Mihirakula | c. 500 to 530 CE | Weakening of the Gupta empire |
| Harshavardhana | 606 to 647 CE | Capital Kanauj; defeated by Pulakeshin II on the Narmada (c. 618-619); Xuanzang visited (630-644); Banabhatta's Harshacharita; Prayag assembly |
| Pallavas of Kanchi | c. 275 to 897 CE | Mahendravarman I, Narasimhavarman I (Mamalla); Mahabalipuram |
| Chalukyas of Badami | c. 543 to 753 CE | Pulakeshin II; Aihole inscription (Ravikirti); Badami, Aihole, Pattadakal |
Foreign Visitors: Quick Sequence
- Megasthenes (Greek ambassador of Seleucus at the court of Chandragupta Maurya), author of Indica.
- Fa-Hien (Faxian, Chinese Buddhist monk) in the time of Chandragupta II; wrote about the peace and prosperity of the Gupta age.
- Xuanzang (Hiuen Tsang) in the time of Harshavardhana; studied at Nalanda; his book "Si-Yu-Ki".
- I-Tsing (Yijing) in the late 7th century CE; described Nalanda and Vikramshila.
- Others: Pliny (Natural History), the author of the Periplus of the Erythraean Sea (trade), Ptolemy (Geography), and Al-Biruni (11th century, medieval).
Memory Techniques for Ancient History
- The Triple Anchor: 321 BCE (Chandragupta Maurya), 261 BCE (Kalinga War), 320 CE (Gupta era starts). If you remember these three, you can place everything else before and after.
- "B-M-G-H": Buddha (6th century BCE), Mauryas (4th-2nd BCE), Guptas (4th-6th CE), Harsha (7th CE). The four pillars of the ancient timeline.
- The Triple Cycle: Rise of the cities (IVC) - fall - second urbanisation (Mahajanapadas) - empire (Mauryas) - regional (post-Mauryan) - empire (Guptas) - regional (post-Gupta). Ancient India alternated between empire and regional states.
- Contemporaries: Buddha and Mahavira with Bimbisara and Ajatashatru; Chandragupta Maurya with Seleucus and Chanakya; Kanishka with Ashvaghosha; Samudragupta with the Pallava Vishnugopa; Chandragupta II with Kalidasa; Harsha with Xuanzang, Pulakeshin II and Banabhatta.
Eras and Calendars
| Era | Starting year | Associated with |
|---|---|---|
| Vikram Samvat | 57 BCE | Traditionally linked with Vikramaditya of Ujjain; used widely in north India |
| Saka Era | 78 CE | Traditionally associated with Kanishka (not certain); adopted as India's national calendar (starting 22 March 1957) |
| Gupta Era | 319-320 CE | Chandragupta I |
| Kalachuri (Chedi) Era | 248-249 CE | Used in central India |
| Harsha Era | 606 CE | Harshavardhana |
How to Use This Timeline in the Exam
Students, in the Prelims, the typical ancient history questions are of three types. First, arrange in chronological order: for example, "Kalinga War - Third Buddhist Council - Allahabad Pillar inscription - Aihole inscription". Use your anchor dates to place them. Second, pairs of contemporaries: who lived at the same time as whom. Third, match the ruler with his achievement. For the Mains, the timeline helps in answers about continuity and change: urbanisation and its decline, the rise of the state, the role of trade, the development of religions and art. Write the dates with "c." and give a range, when you are not sure, because the examiner values the correct sequence more than a wrongly remembered exact year. Also, note the sources: archaeology and inscriptions for the early periods, literature (Vedas, Buddhist and Jain texts, Arthashastra, Sangam poems) and foreign accounts for the later periods.
Common Mistakes Students Make
- Mixing the order of dynasties: Haryanka - Shishunaga - Nanda - Maurya - Shunga - Kanva.
- Placing the Kalinga War in the reign of Chandragupta Maurya. It was Ashoka's war in about 261 BCE.
- Believing that Chandragupta I and Chandragupta Maurya are the same.
- Giving the Buddha's date with excessive confidence. Use "c." and mention that scholars debate the date.
Teacher's Tip
Students, take a long strip of paper, and draw a line from 3000 BCE to 650 CE, with a mark for every 100 years. Write only the major names at the right place: IVC, Vedic, Buddha, Alexander, Mauryas, Ashoka, Shungas, Kushanas, Guptas, Harsha. Then colour the empires in one colour and the regional kingdoms in another. Keep it on your study table. Each day, add one detail to this "master timeline". By the end of the month, the whole ancient history will be on one sheet, ready for the quick revision.
Important Points for the Exam
- IVC: c. 2600-1900 BCE; Vedic: c. 1500-600 BCE; Mahajanapadas: 6th century BCE; Mauryas: 321-185 BCE; Guptas: c. 320-550 CE; Harsha: 606-647 CE.
- Kalinga War: 261 BCE; Alexander's invasion: 326 BCE; Fa-Hien: Gupta age; Xuanzang: Harsha's age.
- The Gupta era began in 319-320 CE; the Saka era in 78 CE; the Vikram Samvat in 57 BCE.
Related Reading
Students, read this timeline together with our notes on Indus Valley Civilization, Vedic Period, Mauryan Empire, Gupta Empire and our UPSC blog.
Frequently Asked Questions (FAQ)
When did the Indus Valley Civilisation flourish?
About 2600 to 1900 BCE in its mature phase.
When was the Kalinga War fought?
In about 261 BCE.
When did Chandragupta Maurya become king?
In about 321 BCE.
When did Alexander invade India?
In 326 BCE.
When did the Gupta era begin?
In 319-320 CE.
Who founded the Gupta Empire?
Sri Gupta as the first ruler and Chandragupta I as the first great emperor.
Who was called the Napoleon of India?
Samudragupta.
Which Chinese pilgrim visited India in Chandragupta II's time?
Fa-Hien.
Which Chinese pilgrim visited Harsha's India?
Xuanzang.
Who defeated Harshavardhana?
Pulakeshin II of the Chalukyas on the Narmada.
When did Harshavardhana rule?
From 606 to 647 CE.
Which dynasty came after the Mauryas?
The Shungas.
Which dynasty founded Pataliputra as its capital earliest?
The Haryanka line, with Udayin moving the capital there.
What is the Saka era?
A calendar starting in 78 CE, adopted as India's national calendar.
What is Vikram Samvat?
A calendar starting in 57 BCE.
Who wrote the Indica?
Megasthenes.
Komal Gupta
UPSC Exam Expert & Content Editor
Komal is a senior UPSC exam strategist with 8+ years of experience helping aspirants crack CSE, CDS and NDA exams. She writes in-depth notification breakdowns, exam pattern guides and preparation strategies.