| 1 | Do you know who killed Zhang Zuolin? | |
| 2 | It is common knowledge that Zhang Zoulin was murdered by the Japanese. | |
| 3 | 1928 - Chinese warlord Zhang Zuolin assassinated by Japanese agents. | |
| 4 | In 1928 Chiang Kai-shek, backed by British and U. S. imperialism, drove north to attack Chang Tso-lin. | |
| 5 | In addition, Japan applied pressure on Zhang to leave Beijing and return to Manchuria, and underscored this by bringing reinforcements to Tianjin. |