A) I thank but don't take my word on it
Usually it is the invasions and communism
Answer: the Square Deal.
Explanation:
Theodore Roosevelt's domestic program Square Deal helped the environment by preserving the nation's forests
In turn, the Enlightenment ideals of liberty, equality, and justice helped to create ... Montesquieu suggested a separation of powers into branches of government not ... The single most important influence that shaped the founding of the United States
Most isolationists felt that there was no need for americans to feel threatened by developments in Europe and Asia because the vast pacific and atlantic oceans insulated the country from troubles in those regions, and the United States had formed friendly alliances with all the other nations in the Western hemisphere.