What were The major theatres of the Russo-Japanese War?

The major theatres of the Russo-Japanese War (1904-1905) included the Liaodong Peninsula, where significant battles such as the Siege of Port Arthur took place, and the Korean Peninsula, which was a focal point for military operations. The war also extended to the waters of the Yellow Sea and the Sea of Japan, where naval engagements, notably the Battle of Tsushima, occurred. Additionally, land battles were fought in Manchuria, particularly around Mukden, which was crucial to the conflict's outcome.