Scenario 2 is d best option. And without edo tensei d alliance would hv lost becos d past 4 hokages would not hv being brought back to life and Juubi would still have being brought to life one way or d other
I think the main villages have the majority of the troops about 50000 cos they are d power houses of d ninja world. The small villages as far as we knw are nt that many so they can't give out dat much troops