Test your knowledge of maritime policy and disputes, from the Arctic to the South China Sea.

Test your knowledge of South Africa, from its apartheid era to its economic heft.

Test your knowledge of Nigeria, from its economic heft to its struggle against Boko Haram.

Test your knowledge of Ukraine, from its twentieth century history to its current relations with Russia.

Test your knowledge of the DRC, from its independence from Belgium to its still-simmering conflict in the east.