Trimesters Still Key to Abortion Views June 13, 2018 Americans’ support for the legality of abortion varies sharply when they are asked to evaluate it on a trimester basis, which is consistent with the pattern Gallup has found for more than 20 years. CONT. Lydia Saad, Gallup Share:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to email a link to a friend (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pinterest (Opens in new window)MoreClick to print (Opens in new window)