Câu 1: Thời gian thực dân Pháp tiến hành khai thác thuộc địa lần thứ nhất ở Việt Nam khi nào ?

The internal combustion engine was an innovation of

What was the national government’s biggest concern if facing a war, under the articles of confederation? the national government had no national military. the country had grown too large to defend with a small army. the states would not back the federal government. there was no way the states would pay for fighting a war.

Why did the paris peace conference negotiations last over a year?