Answer:
He established the largest empire. (c)
It refers to the artists of the turn of the century, that is the art made at the beginning of the 20th century. It mostly refers to modernists and symbolism who created in this period and whose art was full of things like pessimism and cynicism. Modernity in general is associated with it.
They fought Mexico/paid Mexico. Not really sure. Hopes this helps.
Global warming will have the whole world perish
