| A | B |
| Russo-Japanese War | War fought between Russia and Japan over Manchuria and Korea. |
| Treaty of Portsmouth | Treaty ending the Russo-Japanese War, under which Japan received territorial concessions but not the cash payments from Russia the Japanese people were expecting. |
| Indemnity | Cash payment. |
| Manchuria | A part of China over which Russia and Japan fought. |
| Multi-track negotiations | When negotiators talk formally and informally to build confidence and trust in one another in order to enhance negotiations. |
| Battle of Mukden | Largest land battle ever fought up to that point in history; won by Japan. |
| Battle of Tsushima | Complete naval victory for Japan. Almost all Russian ships were sunk, while no major Japanese ships went down. |
| Port Arthur | The port where Japan made a surprise attack against the Russian fleet, which started the Russo-Japanese War. |