The Truman Doctrine is the document that promised assistance from the United States to any country threatened by European nations. President Harry S. Truman sponsored this document. It important to the United States because the U.S.<span> needed assistance for </span>Greece<span> and </span>Turkey<span> to forestall communist domination of the two nations.</span>
Answer:
They created alliances with other nations. They built barriers like the Great Wall of Qi.
Well a republic is a state in which supreme power is held by the people and their elected representatives, and which has an elected or nominated president rather than a monarch and a democracy is a system of government by the whole population or all the eligible members of a state, typically through elected representatives.
They lost the Cape of Good Hope to the British
Modern Germany because in eastern portion of Charlemagne's empire