what is anzac day

 I don't know much about it and I want to know more about it.Such as :how did ww1 start? And how many places the Anzac's went? If you know anything about it put in the comments plz  

Why is it important to be safe online

Why is it important??? I mean come on why put personal info online.That is just wrong to put that stuff on a blog.SO DON'T  DO IT!!!!!!!!! Would you put that stuff on???