Identify the main causes that led to WWII.

There are several main causes that led to World War II:

1. Treaty of Versailles: The harsh terms imposed on Germany after World War I, as stated in the Treaty of Versailles, created a sense of humiliation and resentment. The economic burden placed on Germany, along with the loss of territory, fueled nationalist sentiments and laid the groundwork for the rise of Adolf Hitler and the Nazi Party.

2. Rise of dictatorships: The 1920s and 1930s saw the rise of authoritarian regimes in several countries, including Germany, Italy, and Japan. Adolf Hitler's fascist regime in Germany, Benito Mussolini's fascist regime in Italy, and militarist leadership in Japan sought to expand their influence and control over other nations, leading to aggressive and expansionist policies.

3. Appeasement policy: Many Western powers, particularly Britain and France, pursued a policy of appeasement towards aggressive actions taken by Nazi Germany. They hoped to avoid another large-scale war by tolerating or accommodating Hitler's demands, but this only emboldened Hitler further and allowed his regime to grow stronger.

4. Failure of the League of Nations: The League of Nations, created after World War I to promote international peace and security, proved ineffective in preventing acts of aggression by aggressive powers. The league's lack of power and inability to enforce its decisions diminished its credibility and allowed aggressor nations to act with impunity.

5. Economic depression: The Great Depression of the 1930s, triggered by the Wall Street Crash of 1929, led to widespread economic hardships and instability around the world. This economic crisis created political and social unrest, providing fertile ground for the rise of extremist ideologies and leaders.

6. Failure of collective security: The failure of collective security, as exemplified by the lack of a united response to acts of aggression, contributed to the outbreak of war. The failure to effectively address the territorial ambitions and aggressions of Nazi Germany and Imperial Japan allowed these nations to continue their expansionist policies unchecked.

7. Expansionist policies: The aggressive and expansionist policies pursued by Nazi Germany and Imperial Japan directly contributed to the outbreak of war. Hitler's annexation of Austria in 1938, followed by the invasion of Czechoslovakia, and ultimately the invasion of Poland in 1939, triggered the war in Europe. Similarly, Japan's invasion of Manchuria in 1931 and subsequent expansion into China escalated tensions in the Pacific region.

It is important to note that these causes are interconnected, and the complex interplay of these factors led to the outbreak of World War II.