这位政治家是个坚定的意识形态者，从不妥协自己的政治信仰。

The politician was known as a staunch ___ideologue who never compromised his political beliefs.

这位年轻的政治人物被视为该党新学说正在崛起的理论家。

The young politician is seen as an emerging ___ideologue of the party's new doctrine.