Answer:
The sinking of the Lusitania
Few delegations had as differing a duo of senators as Massachusetts, which paired the expansionist Henry Cabot Lodge with Senator George Hoar. The speech below deals with the annexation of the Philippines (an outgrowth of the war in Cuba). But the principles outlined by Hoar were broader. Hope this helps :)
They wouldn't help them with what they needed so they decided to stop
Answer: The Center of powers shifted from Western Europe to the USA and the USSR
Explanation: