The tension between the US and Japan heightened because Japan sank USS Panay during its assault on Nanjing and a Japanese soldier also slapped the American Diplomat John M. Allison, US government exerted pressure on the Japanese government. Later the Japanese soldiers in Nanjing apologized to Allison. This incident came to be known as Allison Incident. The US government received many reports about the atrocities of the Japanese Army but the two countries were only focused on safeguarding their national interests.
The French Empire gained the Mediterranean islands of Minorca and the Carribean Islands
Explanation:
During the treaty, French negotiators believed that it was best to gain these islands in order to control over the profitable sugar plantations present and its vast territories.