The main reason Japan invaded Manchuria in 1931 is because <em>it wanted raw materials and natural resources</em>. Japan was facing economic crises during the period due to high tariffs imposed on their goods by United States, China and other countries which were big markets for Japanese goods. Japan was trying to increase its industrial productivity and strength because trade what its economy’s main part. So, Japan assumed that the only way to face it was creating an empire by force and consequently attacked Manchuria on the excuse of sabotage of their railway line in Manchuria by Chinese army.
Answer:
The Supreme Court has often been reluctant to overturn the decisions of the elected branches of the government. This reluctance is known as the policy of judicial restraint.
The system of checks and balances in the US Federal system protects Democracy as it keeps the Executive or Legislative branches from acting unconstitutionally and not abiding by the Democratic process.