2. British contribution in WW2 was far more valuable than US contribution
3. If the UK had fallen in NAZI hands, the rest of the world would probably also
4. The Brits defended themself for a long time without US help
5. The Soviet contribution is the greatest. Had Soviet fallen and not ruined the German forces like they did, the NAZIs would have won the rest. Eurasia would have been United in a German, Japanese alliance. America would then have had absoulutely no chance.