Question

is the russian word that was used to describe the increased openness in soviet society in the 1980s. soviet perestroika glasnost detente

Explanation:

Perestroika refers to Soviet economic/political restructuring, Detente is reduced US-Soviet tension, "Soviet" is a general term for the state. Glasnost is the Russian term specifically meaning openness, the policy of increased transparency and freedom of expression in 1980s Soviet society.

Answer:

Glasnost