New inventions and mass production in the late 1800s led to the rise of

The 1920s economic boom was fueled in part by new industries such as

The Wagner Act and the rise of the CIO in the 1930s led to

Coxey’s Army (1894) was a march on Washington by unemployed workers demanding

The Union victory at Vicksburg (1863) was important because it gave the North control of the