What's the fuss about Jan 26?

For many people, Australia Day is about celebrating the values, freedoms and pastimes of this country. It’s a time for BBQs in the backyard, having a beer with mates and proudly flying the flag. On the surface, Australia Day seems to be about unifying all people who call Australia home, and yet ironically, it’s a divisive day for some people. So what’s all the fuss about?