Schwann: Discovered that all animals are made up of cells 1. Virchow: Discovered that cells only come from other cells 1. His statement was later debunked. Cells1 : Definition. noun. (Science: Cell Biology). 1.
Nationalism as a cause of World War I The British Empire was an important source of nationalism Nationalism is an extreme form of patriotism and loyalty to oneâs country.
In many ways, nationalism is the foundation of modern society and social solidarity. It is often used by politicians to promote national unity and patriotism. But it is also often used to justify otherwise unacceptable behaviour. Overall, nationalism has caused as much grief as good.