At the moment:
1) North Korea
2) Cuba
In last 15 years (ban lifted since):
1) Libya
2) Iraq
3) Afghanistan
How do heat engine allow planes to fly
There are millions of planes that fly over Cuba on a daily basics. There is to many to count.
yes
The wheels allow the plane to move around while it is on the ground.
The planes that fly over Ukraine daily depend on how many flights go out daily,and the delays and cancelations that occur daily.
Of course, planes can fly.
Unless the country in question forbids foreign aircraft to enter their airspace, international flights will pass over many nations on their way to their destination.
UPS flies cargo. There are few if any that allow passengers except flight personal on transfer.
The jet fighter planes that fly over western New York including Buffalo and Lake Erie come from the Niagara Falls Air Reserve Base. This is part of the Air Force. These planes fly practice missions over western NY.
They don't sometimes.
A large jet can get over 12 Kilometers
it can fly