Security. These camera installations are usually referenced as security cameras. I don't think there is a different term for them.
This question is fairly easy to figure out. What you do is you multiply all the tents amounts, $18.99, all of them together to get:
$227.88
The League of Nations, frankly, sucked.
Other factors included:
The US didn't join.
The Treaty of Versailles (joining the League was like a punishment)
Limited Variety of Nation in the League (many countries weren't invited to join)
And, the League was practically unable to negotiate disputes.
