[Vietnam Vet From New Mexico]

Slave owners, particularly large slave owners, would oppose it as long as slavery was more profitable. Advances in technology would have changed that. It already made slavery uneconomical in the North, and it soon would have in the South.

The North held, or would soon hold solid majorities in Congress so they could have overridden objections from the South. I believe at one time Lincoln was thinking of issuing bonds to compensate loyal slave owners, which would have spread the cost out over decades.

You are absolutely right, everyone thought the war would be over in a matter of months.

[Non-Sequitur]

Slave owners, particularly large slave owners, would oppose it as long as slavery was more profitable. Advances in technology would have changed that. It already made slavery uneconomical in the North, and it soon would have in the South.

Doubtful. Cotton farming was labor intensive and harvesting it properly was difficult to mechanize. The first commercially successful mechanical cotton harvester wasn't introduced until the 1930's. And a large percentage of the slaves were domestic help. What mechanization would replace the cooks, maids, butlers, grooms, gardeners, and so forth?

The North held, or would soon hold solid majorities in Congress so they could have overridden objections from the South. I believe at one time Lincoln was thinking of issuing bonds to compensate loyal slave owners, which would have spread the cost out over decades.

The problem with a compensated emancipation system is that the slave owners would have to agree to be compensated. There was no interest on the part of Southern slave owners in ending the institution, through compensated means or otherwise.