Summarize: Why did Japan become an imperial nation in the 20th century?

Japan had been trying to become an Empire since 16th century, started with their invasion to Korea through 1592–1598. Japan felt like they needed to conquer, in order to make them equal with these Empires as well. So they became an imperialist nation. Japanese Empire fought to take over Korea

fir trees are found in areas with cooler climates. fir trees have needles for leaves and remain green year-round.