Returning to one's country — e.g., returning home after studying or working abroad.
留学が終わったので、来月帰国する予定だ。
My study abroad is over, so I plan to return to my country next month.
帰国便は明日の朝発です。
The flight home departs tomorrow morning.
戦後、多くの人が帰国した。
After the war, many people returned to their countries.
A dated usage meaning return to one's hometown or native place.
戦前は海外で働いた人が故郷に帰国することが多かった。
Before the war, many people who worked abroad returned to their hometowns.
古い手紙には『帰国して家族と暮らす』と書かれていた。
An old letter said, 'I will return home and live with my family.'