What was the spark that lit the dynamite on world war 1?

What was a factor keeping Europeans out of interior Africa until the elate 1800s? Which four countries were called the Big Four? Suleiman The Magnificent A Captured Belgrade And Laid Siege To The City Of Vienna B Was Know As The Law Giver C Brought The Entire Arabian Peninsula Under The Ottoman Rule D All Of The Above? What two nations signed the Entente Cordiale in World War 1? Why did Sir Etienne Paschal join confederation? World currency picture? Who is an emperor? What is the history of physchiatrist? Which leader killed tens of thousands of people in his country who wanted him to step down from power? Is it correct to say that the European explorers discovered America? What two European powers that fought over control of the territory that became Canada? What did the people eat in 1860? What date was the end world war 2? When King Louis XVI tried to run away who found out it was him? Who was the first person to claim this country as part of the British Empire on Friday April 20 1770? What famous leader used autocratic leadership styles? How did blacks view World War 1? Who did Samuel Crompton marry? Why are the Serbians so disliked? What was the nickname of the radical citizens of France who gradually took over control of the revolution?