The Soviet effort is thought to derive from several motives.

He was speaking of the Soviet effort to restructure the economy and make society more open.

Soviet efforts to exercise political power over its Comecon partners, however, were met with determined opposition.

"I don't know what it is going to take to fix that building," he said, and complained of Soviet efforts to penetrate embassy security.

General, the purpose in my being here is to evaluate this program relative to Soviet efforts along similar lines.

The name alludes to Soviet efforts at political and economic restructuring.

How then, on balance, is the Soviet effort to be assessed?

This information substantially advanced the Soviet effort in developing nuclear weapons.

A second Soviet effort at expansion was more successful.

The first was a colossal Soviet effort dating from 1976, which is found in the southern sector of the park.