All Assam Students Union (AASU) and All Assam Gana Sangram Parishad
(AAGSP) launch anti-foreigners agitation.
November 1979
Anti-foreigners movement intensifies.
December 1979
Assam brought under Presidents rule.
March 28, 1980
Anti-foreigners movement takes a violent turn and the army is
deployed to restore law and order.
April 6, 1980
The entire State, with the exception of Cachar and North Cachar
Hills districts, declared as disturbed area and brought under
the Assam Disturbed Area Act, 1955, and the Armed
Forces (Special Powers) Act, 1958.
February 18, 1983
Nearly 600 Bangladeshi immigrants, including women and children,
massacred at Nellie in Nagaon district.
August 15, 1985
Assam Accord
signed. The Accord says that all foreigners who entered Assam
on or after March 25, 1971, are to be detected and deported.
February-August, 1989
Bodo terrorists indulge in a series of killings, kidnappings
and bomb attacks, resulting in 350 deaths.
May 9, 1990
ULFA terrorists kill Surendra Paul, a leading tea planter, causing
many tea estate managers to flee the State.
November 28, 1990
Central government imposes Presidents rule in Assam as
terrorist activities unleashed by ULFA reach unprecedented heights.
The entire State of Assam is declared a "disturbed area";
ULFA banned under the Unlawful
Activities (Prevention) Act, 1967; army launches Operation
Bajrang.