America has a history of 242 years. 1776 On July 4, the United States issued the Declaration of Independence, announcing the establishment of the United States of America. After an arduous war of independence, the Treaty of Paris was signed with Britain in 1783, which was recognized by all countries in the world.
/kloc-In the middle of the 0/8th century, there was a rift between the British colonies in the United States and Britain. With the continuous expansion of the colony, they gradually realized the seriousness of the development of the situation, thus sprouting the idea of independence. 1773, Boston Tea Party, dumping by anti-British colonists.
1774, 13 representatives of three states gathered in Philadelphia to hold the first continental congress, hoping to solve the problem peacefully with Britain. But the British king insisted that the colony must unconditionally submit to the British king and accept punishment. 1775, the war was ignited in Lexington, Massachusetts, and the North American War of Independence broke out.
1776 in may, the second continental congress was held in Philadelphia, which strengthened the determination of war and independence and signed the famous declaration of independence on July 4. Taking this opportunity, the Declaration of Independence is regarded as the beginning of the founding of the United States, and this day (July 4th) is also regarded as the National Day by the United States.
1778 In February, Benjamin Franklin successfully persuaded the Bourbon dynasty, which led to the signing of a military alliance treaty between France and the United States, and France officially recognized the United States. France, Spain and the Netherlands went to war.
1812 ~1815 years, Britain invaded the newly established United States again, which is known as the Second American War of Independence. After the war, American States became more United.