What does 治める mean?
治める is a Japanese verb meaning “to govern, to manage; to subdue” in English. It can also be translated as “to subdue” depending on context. It is written as 治める in kanji, おさめる in hiragana, and osameru in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
王は自分の王国を公正に治めた。
The king ruled his kingdom justly.