INVASION GAMES give at least 6 descriptions on the nature and background of invasion game.

1.
invasion/
2. 3.
territory games
4. 5.
6.​

Depression is lifelong, though you can get medication to with it. the difference between sadness and depression is that sadness lasts a little bit, depression last a long time and it goes on and off. people usually get depression through experiences they have been through, or genetics.