One way in which toussaint l’ouverture, simón
bolívar, and josé de san martín are similar is that
they all were
(1) supporters of mercantile policies
(2) leaders of independence movements
(3) democratically elected leaders
(4) industrial labor reformers

ummm? is that supposed to be a question or a but this is a reason he won re-election

explanation:

"despite progress in the war, lincoln and most political pundits were convinced that he would lose his bid for reelection in 1864. the country was war weary and the democratic party's nominee, george mcclellan, was likely to negotiate a peace treaty with the confederacy if elected." - loc.gov