Were these just episodes of corruption in a corrupt country?

It may be the world's most corrupt country, which helps explain where the oil money has gone.

South Korea has a reputation as one of the most corrupt countries in a region known for corruption.

Experts see Russia as one of the world's most corrupt countries.

"Everything is easy because this is a corrupt country," he said.

"This is a very corrupt country," she said at last, deeply shocked.

Afghanistan is widely considered to be one of the most corrupt countries in the world, behind only Somalia, he said.

At the same time, it is one of the world's most corrupt countries.

Nigeria is one of the most corrupt countries in the world.

"It is the most corrupt country in the world."