Arrange the following events in chronological order:

(A) Goa became a State of the Indian Union.
(B) All Assam Students’ Union (AASU) led an anti-foreigner movement.
(C) The Government of India carried out ‘Operation Blue Star’.
(D) The first democratic elections to Sikkim assembly.

DBCA

Chronological order of given events:

(A) The first democratic elections to Sikkim assembly-1974
(B) All Assam Students’ Union (AASU) led an anti-foreigner movement-1979
(C) Government of India carried out ‘Operation Blue Star’-1984
(D) Goa became a State of the Indian Union-1987