What was the cause and consequences of nationalism in WW1?

It was part of MAIN.

Explanation:

MAIN is militarism alliances imperialism and nationalism.

Nationalism was a prominent force in early 20th century Europe and a significant cause of World War I. Nationalism is an intense form of patriotism or loyalty to one’s country. Nationalists exaggerate the value or importance of their home country, placing its interests over and above those of other nations.

sir thomas more, venerated in the catholic church as saint thomas more, was an english lawyer, social philosopher, author, statesman, and noted renaissance humanist. he was also a councillor to henry viii, and lord high chancellor of england from october 1529 to 16 may 1532.

i think it would be a