David S Day 3

 4/6.  

1. Tanzania :), D30. Wasn’t sure whether this was Tanzania or Kenya. Phew!
2. American Motors :), D23. Really the only big competitor of the time to the big 3, I think. I know it because George Romney was its president. 
3. Seminole :), D11. Not so hard if you like college football. 
4. Brian Griffin :(, D11. No idea. Never heard of this. 
5. Venice :), D22. Current events gimme. 
6. Samuel :(, D02. No idea.