In Daniel 7, four beasts and ten horns symbolize world empires.

In Daniel 7, four beasts arose from the sea, symbolizing four kingdoms arising from the people of the world. Ten horns grow out of the fourth beast, symbolizing ten kingdoms that will arise “out of” that beast. But the most important character in Daniel is none of the above, but an eleventh horn that will become larger than the others. This is the Antichrist