Old imperialism was about trade, countries just wanted to trade with other countries, so there would be trading posts everywhere around the world. new imperialism was more about the money, they went into countries setting up factories and plantations. People went into war because they wanted power.
social Darwinism spread cultural values - racism/cultural superiority; white man's superiority
because they were used to their everyday life and didn't like introductions of new cultures and myths because they feared chances of rebellion and wars