In this task, given a sentence in the English language, your task is to convert it into the Japanese language.

The Obama administration is also trying to revise the Nuclear Nonproliferation Treaty to close loopholes that have been exploited by North Korea and Iran.
オバマ政権はまた、北朝鮮とイラクによって悪用された抜け穴をふさぐために核拡散防止条例を改正しようともしている。