Which group would most likely have opposed passage of 16 amendment

The 16th Amendment allows the government to collect income taxes from Americans. I would say that the group that would most likely have opposed this is the Republicans possibly.

the  wilmot proviso  was designed to eliminate  slavery  within the  landacquired as a result of the mexican war (1846-48). fearing the addition of a pro-slave territory, pennsylvania congressman david  wilmot proposedhis amendment to the bill.

hey depneidng on the rooselvet your talking about theres 2 options either the new deal or the social welfare project hope this