One of the world’s most important medieval castles, Krak des Chevaliers, was conquered by Sultan Baibars.
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The Iron Lady Margaret Thatcher died at 87 years old.
Democratic Senator Bernie Sanders dropped out of the race for US president.
Racer Bob Burman died after crashing his race car in Corona, California.
The first idea of a fire escape was patented.
The first person in the world to be diagnosed with Alzheimer's died.
