Is this an open ended question or does it have multiple choices?
These are the events that sparked the World War I:
The assassination of Archduke Franz Ferdinand angered Austria.
The nationalism of Serbia increased tensions in the Balkan peninsula.
Alliances caused a chain of events that pulled each country into war.
Answer:
James Madison signed the enabling legislation for Mississippi statehood on March 1817.
Among the founders of the IWW were William D. (“Big Bill<span>”) </span>Haywood<span> of the Western Federation of Miners (WFM), </span>Daniel De Leon<span> of the </span>Socialist Labor Party, andEugene V. Debs<span> of the </span>Socialist Party<span>. </span>Debs<span> withdrew his support as the group grew more radical.</span>
"To accommodate for lack of dependable rainfall" would be the best option as to why the ancient Chinese organized large groups of people to build and maintain irrigation systems, since when rainfall would not come for long periods of time, the crops would likely die without proper irrigation.