1838-42 - British forces invade, install King Shah Shujah. He is assassinated in 1842. British and Indian troops are massacred during retreat from Kabul.
1878-80 - Second Anglo-Afghan War. A treaty gives Britain control of Afghan foreign affairs.
1919 - Emir Amanullah Khan declares independence from British influence.
1926-29 - Amanullah tries to introduce social reforms, which however stir civil unrest. He flees.
1933 - Zahir Shah becomes king and Afghanistan remains a monarchy for next four decades.
1953 - General Mohammed Daud becomes prime minister. Turns to Soviet Union for economic and military assistance. Introduces social reforms, such as abolition of purdah (practice of secluding women from public view).
1963 - Mohammed Daud forced to resign as prime minister.
1964 - Constitutional monarchy introduced - but leads to political polarisation and power struggles.
Image copyrightGetty Images1973 - Mohammed Daud seizes power in a coup and declares a republic. Tries to play off USSR against Western powers.
1978 - General Daud is overthrown and killed in a pro-Soviet coup. The People's Democratic Party comes to power but is paralysed by violent infighting and faces opposition by US-backed mujahideen groups
