The correct matching are as follows: 1. GERMANY: Economic burden of paying others for reparation. 2. JAPAN: Failure to get the promised territories for participation in the World War 1. 3. SPAIN: A government weakened by invasion and civil war. 4.ITALY: Fear and confusion due to economic crises from 1928 to 1932. 5. SOVIET UNION: Paranoia that discontent would threaten power.