What prompted the US to change from isolationism to war?

During the 1930s, the combination of the Great Depression and the memory of tragic losses in World War I contributed to pushing American public opinion and policy toward isolationism. Isolationists advocated non-involvement in European and Asian conflicts and non-entanglement in international politics

Explanation:

For WWII:

There were a couple of factor, one of the most memroable was the bombing on peral harbor by Japan, and the Zimmermann telegram. The Zimmermann telegram was a messeage from the German foreign scretary, Arthur Zimmermann, who tried to encourage Mexico to forge an alliance with Germany and bomb America. This message was then leak to America, and a copy was released to the public on the newspaper, creating a public outcry for war against Germany.

how did justinian contribute to the byzantine empire?

one famous byzantine emperor was justinian i. justinian ruled from ad 527 to 565. belisarius was the commander who led these armies in an attempt to win back the old western roman empire. the war effort to take back the western part of the empire forced justinian to raise taxes on the people of the byzantine empire.

explanation:

mark brainliest and have a great day!

the united states presidential election of 1992 was the 52nd quadrennial presidential election. it was held on tuesday, november 3, 1992. democratic governor bill clinton of arkansas defeated incumbent republican president george h. w. bush, independent businessman ross perot of texas, and a number of minor candidates.