The document that announced formal separation of the colonies from England was the Declaration of Independence.
1) The upset they didn't gain as much land as they wanted and the way they were treated at the treaty of Versailles.
2) Their Italian monarchy (government) was failing them felt there weak leadership. Italy was looking for strong leader, Italy was looking for a Caesar who would solve their problems.
3) Mussolini promised the rebuild Italy to the glory of Rome
4) Mussolini promised economic trasformation
A: Fear of communism had reached a level that bordered on hysteria, and Truman's actions did little to make it go away.
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German tribes attacked western roman empire