The first conflict that led to world war i was the of austrian archduke francis ferdinand and his wife by a member of a serbian secret society on june 18, 1914.

The first conflict that led to World War I was the ASSASSINATION of Austrian Archduke Francis Ferdinand and his wife by a member of a Serbian secret society on June 18, 1914.

the second significant cause of the great migration was the desire of black southerners to escape segregation, known euphemistically as jim crow. rural african american southerners believed that segregation - and racism and prejudice against blacks - was significantly less intense in the north.