Blacks and, to a lesser extent, Hispanics tend to oppose gay marriage more strongly than whites do.

ECONOMIST: Ballot initiatives

The issue has also exposed a split among aid workers on the ground, who tend to oppose criminalisation, and those in distant western capitals that make policy, who back it.

ECONOMIST: Banning the practice may not be the best way of ending it

Indigenous peoples also tend to be politically marginalized and thus not in a position to oppose government decisions.

UNESCO: Madiodio Niasse on the risks associated with large-scale foreign land aquisitions | United Nations Educational, Scientific and Cultural Organization

Voters tend to search for information on candidates they oppose nearly as frequently as those they support, he says.

FORBES: Magazine Article

Those who oppose school vouchers and school choice in general tend to cite lack of positive results of voucherization in Chile as evidence that it will have little effect.

FORBES: Lessons on School Choice from Sweden