How old is the country of canada, great britannia , usa, and russia first to answer correct is brainiest

Canada is 150 years old, on July 1, 1867 Canada became a new federation with its own constitution by signing the Constitution Act (formerly known as the British North America Act.)

Great Britannia is anything between 1.7 to 3 billion years old. The United Kingdom first came into being, May 1, 1707, with the act of Union between England and Scotland. Wales as a conquered nation came along but not as a signatory. The United Kingdom of Great Britain.

USA is 242 years old. Every fourth of July we celebrate the United States of America's birthday. If we start to count from the date that the Declaration of Independence was adopted (July 4, 1776). Then the Us is 242 years old.

Russia is 1156 years old. The history of the emergence of the Russian state, occurred in the IX century, namely in 862. In what year? Russia already existed in the form of the Old Russian state. In 2018, Russia turned 1156 years old. Russia was formed December 21, 1991.

c

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