Answer:
The invasion of Manchuria by Japan and the reoccupation of the Rhineland by Germany were similar in that they were both acts of aggression by powerful countries that violated existing treaties and agreements.
In September 1931, Japan invaded Manchuria, a region in northeastern China, which violated the territorial sovereignty of China and went against the international principles of non-aggression and non-intervention. Similarly, in March 1936, Germany reoccupied the Rhineland, a demilitarized zone in western Germany, which violated the Treaty of Versailles and threatened the security of France and other neighboring countries.
However, there were also significant differences between these events. Japan's invasion of Manchuria was driven by economic interests, as Manchuria was rich in natural resources that Japan sought to exploit. In contrast, Germany's reoccupation of the Rhineland was driven by Hitler's desire to expand Germany's territory and influence in Europe.
Additionally, the international response to these events was different. While both acts of aggression were condemned by the international community, the response to Japan's invasion of Manchuria was largely limited to diplomatic protests, as the Western powers were preoccupied with their own economic and political problems. On the other hand, Germany's reoccupation of the Rhineland led to increased tensions in Europe and a heightened sense of alarm about Hitler's ambitions, which contributed to the buildup to World War II.