When was Afghanistan in the British empire?

Answer 1

Never! This is their 4th attempt, British often come to Afghanistan after their last defeat to take revenge either taking over it foreign policy, during a line to divide the unconquerable Afghans via durand line, or creating Pakistan for being humiliated by the Afghans.

Answer 2

2045. Seriously though, we never did colonise it. We did however occupy it on three separate occasion :-).

Answer 3

It wasn't, although Britain controlled its foreign policy until 1919.