Non-exhaustive.
This list to be updated.
In Descending Order:
27 Feb. 2002: Godhra train burning
13 Dec. 2001: Our parliament attacked
11 Dec. 2001: China entered WTO
07 Oct. 2001: U.S invaded Afghanistan
20 June 2001: Musharraf coup against Nawaz
01 June 2001: Hindu Rashtra Nepal Royal Family killed
24 Dec. 1999: IC814 Hijacked*
03 May 1999: Kargil war started
11 May 1998: India tested nukes under AB Vajpayee
1971: India liberated east pakistan to create Bangladesh
1947: Pakistan balkanized out of Bharat
1937: Myanmar / Burma
1935: Sri Lanka
1907: Tibet
1906: Bhutan
1905: Curzon, then Viceroy of India announced partition the state of Bengal
1904: Nepal
1904: Mackinder proposed Heartland theory - The Geographical Pivot of History
1876: Afghanistan
1867: Canada was found
1857: Sepoy revolt in India
1844: The first missionaries arrived Noakhali.
1615:
The first English ambassador arrived to India to seek permission from Jahangir to start trade.
1605:
The fifth Sikh Guru, Guru Arjan Dev Ji was imprisoned & tortured by Jahangir. He breathed his last in his captivity.
1584:
The first European visitors to the mughal India came to akbar's court at Lahore. They were a group of portuguese jesuit missionaries.

Popular Articles
When and where was the origin of the quote 'death by a thousand cuts'?
Is 'Ghar Wapsi' or return to home of Hinduism a mirage chased by the Bhartiya 'Right Wing'
Timeline of related & unrelated events:
Just the index of this one book is more expansive and important than the entire history taught in our schools
Bharat; A Civilization sandwiched between Hindustan & India via Mackinder & Macaulay
Some observations from the book - The Transfer of Power in India 1945-1947 by E.W.R Lumby (free download from Archive.org)
Macaulay's Minute on Education, February 2, 1835 (Complete text & excerpts)
Raja of Bansda / Vansda, Gujarat, 1880s.
Direct Action Day
Excerpts from Eastern Bengal and Assam District Gazetteers J.E Webster, 1911 - #Noakhali