In July 1995, despite clear warnings and the presence of UN troops, Bosnian Sorbs at Srebrenica perpetrated the single worst war crime since the end of the Second World War
Explanation:
Hadrat Bilal (may Allah be Pleased with Him): The First Muadhdhin of Islam
Book by Abbas Mahmoud al-Aqqad
John Locke mainly propagated the idea of liberties and freedoms. he maintained that during the social contract, the people did not hand over their natural rights to the leviathan or the government. John Locke ideas served to fuel revolutions across Europe all the way to the Americas where he served as the inspiration for the American Independent movement, and the declaration for independence.
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He was not elected to the office, but became president after the death of Roosevelt, who had been elected to his fourth term as president.
The end of the cold war was in 1991, not 1975