The documentary about Vladimir V. Putin’s wartime indoctrination of Russian schoolchildren won an Oscar at Sunday’s Academy Awards.

Kremlin officials said the American move, which Europe opposes, showed that Moscow could not be dislodged from the center of global energy markets.

The volatility in energy markets because of the war in Iran could not come at a better time for President Vladimir V. Putin.

President Vladimir V. Putin threatened to cut off remaining gas supplies to Europe as the Iran war drives a surge in energy costs.

The conflict in Iran may give Moscow a short-term boost economically and in Ukraine. But it has also shown the limits of Russia’s partnerships.