• Qatar falls under British protectorate following World War I, giving Britain control over Qatar's external affairs. 

  • Oil is initially discovered in the region, but exploitation is delayed due to World War II. 

  • Following World War II, oil drilling commences. 

  • Oil export revenues allow the country to expand and modernize its infrastructure. 

  • British forces begin to withdraw from the Gulf region and Qatar becomes officially independent in 1971. 

  • Qatar joins the fight to liberate Kuwait following an Iraqi invasion. 

  • Qatar and the United States launch a $14 billion joint project to build the world's largest liquefied natural gas plant. A majority of the gas from the plant is to be exported to the United States. 

  • Qatar and Saudi Arabia finally agree to delineate their borders and pledge to boost co-operation after a long dispute. 

  • Qatar cuts trade ties with Israel following the Israel-Gaza conflict. 

Sources:

BBC News open_in_new
Britannica open_in_new