The correct answer is 4,3,2,1. Explanation & Key Takeaways: • The dates of the above incidents are:- • Formation of Muslim League- 30 December 1906. • Jallianwala Bagh Massacre- 13 April 1919. • Chauri Chaura Incident- 4 February 1922. • Death of Lala Lajpat Rai- 17 November 1928. Related Concepts: • Muslim League • It was formed in present-day Dhaka, Bangladesh. • Sir Syed Ahmed Khan was the first person to give the idea that Muslims should have a separate nation. • The founders were Khwaja Salimullah, Vikar-ul-Mulk, Syed Amir Ali, Syed Nabiullah, Khan Bahadur Ghulam and Mustafa Chowdhury. • The party aimed to promote and secure civil rights for Muslims. • Jallianwala Bagh massacre • On April 13, 1919, British troops fired on a large crowd of unarmed Indians in an open space known as the Jallianwala Bagh in Amritsar in Punjab. • Hundreds were Killed. • In Chaura Chauri, Uttar Pradesh, a violent mob set ablaze a police station killing 22 policemen during a clash between the police and protesters of the movement. • Lala Lajpat Rai was killed in Lahore while protesting against the Simon commission. • Simon commission was appointed in 1927 under Sir John Simon to examine the working of the government of India act 1919. • It met with strong criticism in India because Indians were excluded. • The Government of India Act 1919: • It is known as Montagu-Chelmsford reforms or Montford reforms. • It introduced Dyarchy i.e. two classes of administrators, Executive councilors and ministers. • The Governor was the executive head of the province. • The subjects were divided into two lists viz. reserved and transferred.