I guessed b
but idk none of this stuff so
Rejuvenated traditional crops and farm practices.
The Iron Curtain referred to countries that Russia took over and acted as a buffer between Western Europe and Russia. Those nations included any country ending with -stan, Latvia, Estonia, and Yugoslavia.
France, Algeria, Tunisia, and Morocco tried to colonize Ethiopia but they failed.(only European nation to loose to an African state) Later it seized and controlled Tripoli renamed Libya