What party did the Grange evolve into

It evolved into the Populist Party in the late 1800

Assuming that this is referring to the same list of options that was posted before with this question, the correct response would be "World War I," since both the nationalism and the militarism that began to brew during this time led to an "us vs. them" mentality in Europe, which--along with a complex alliance system--eventually led to the war.