Why does every country have a flag?

One of my classmates asked this question, and I thought it would be interesting to know the answer so I did a bit of research... Here is what I found (I'm french, sorry for the mistakes) At first, flags were used for a military purpose, during those ancient times when two rival clans fought. read more

They have a flag to represent their country and strength. Most countries share a certain flag symbol such as Fiji, Australia and UK with the Union Jack. The USSR and China have the same Communist flag, but I think China is the only one. read more

If you’ve ever traveled to another country, you’ve probably seen that they have a different flag than you have where you live! Flags are used by geographical regions like countries, states, provinces, and cities as well as other groups, like teams, businesses, and clubs. read more

Flags are national symbols. Every country has got a specific flag as their national symbol. The first flags were flown in the 18th century to tell others that we own a piece of land ('proclaim a possession') and that we rule over the people and land ('proclaim sovereignty'). read more