English English https://en.wikipedia.org/wiki/Shandong_Problem 英語版 a different Wikipedia entry 英語版 https://en.wikipedia.org/wiki/Shandong_Problem 山東問題 (Shandong Issue) 30 Apr 1919German concessions in China granted to Japan a different Wikipedia entry Shandong Problem English https://en.wikipedia.org/wiki/Shandong_Problem Kiautschou Bay refused to sign the treaty ➚ English 4 Feb 1922Japan agrees to restore Kiautschou Bay to China https://en.wikipedia.org/wiki/Shandong_Problem