What’s the principal of federalism ?

What does the document of the birtish octopus is an uderlying cause of the world war 1

Match the vocabulary word with its meaning. 1. desecrate accepting the different views or beliefs of others 2. tolerance any conditions related to the internal affairs of a nation 3. domestic to destroy or damage offensively a sacred object or thing 4. envoy an official diplomat or representative of a nation

Which event to improve foreign relations between the united states and china?