[Serie: All About Japanese Particles]
*1. “But, although.”
Note: Mono no means essentially the same thing as ga (#2, 11) and keredomo (#28), but is a more formal usage and is used more often in writing than speaking.
その国は独立したものの、まだ経済的な問題がたくさんある。
Sono kuni wa dokuritsu shita mono no, mada keizai-teki na mondai ga takusan aru.
Although the country has become independent, it still has many economic problems.
アメリカへ留学することに決めたものの、奨学金を取るのが難しい。
Amerika e ryūgaku suru koto ni kimeta mono no, shōgaku-kin o toru no ga muzukashii.
Although I’ve decided to study in the United States, it’s difficult to get a scholarship.
– Source: All about particles – A handbook of Japanese function words –