The french assisted which side of the american revolution

Even though both ww1 and ww2 were in many ways the same conflict with basically the same countries facing off against each other, the way each war started was significantly different. the question is how what were the differences on how they started

What notable contributions to science has sandia national labs (snl) produced over the years?

How did agitators on both sides of the slavery issue make things worse? by putting out bounties on certain peopleby committing murderthrough their writingsby compromising on too many things