China was in a civil war and the military could not defend against the Japanese army.
In 1931, Japan invaded and occupied Manchuria.
Japanese invasion of Manchuria
In 1931, Japan seized the region of Manchuria in northeastern China. This act marked the beginning of the Second Sino-Japanese War and the expansion of Japanese aggression in East Asia.
The Japanese Empire at the time acquired a large part of land controlled mostly by China called Manchuria. It also conquered many of the states of northern China.
To give Japan an excuse to seize Manchuria from China
Manchuria
In 1931, Japan invaded and occupied Manchuria.
Manchuria
Japanese invasion of Manchuria
In 1931, Japan seized the region of Manchuria in northeastern China. This act marked the beginning of the Second Sino-Japanese War and the expansion of Japanese aggression in East Asia.
I believe you are referring to the Japanese occupation of Manchuria in 1931.
They were weak because the Japanese had invaded Manchuria which was on the boarder of china this made china's government weak
The Kwantung Army was stationed in China.
Japan decided to invade Manchuria the day after the Mukden incident, in 1931. However, the entire state of Manchuria was not conquered until 1932, so the answer to the question is 1932.
Claiming Japanese territory was attacked by China. (Apex ;))
By occupying Manchuria, Korea and parts of China.
The Japanese Empire at the time acquired a large part of land controlled mostly by China called Manchuria. It also conquered many of the states of northern China.