In efforts to repress any revolutionary fervor in the past few years, Iran has deemed large gatherings of people to be suspicious.

VOA: standard.2010.06.15

He'd gotten caught up in Abolitionism and anti-slavery, as young people get caught up in political fervor and movements of their times, sometimes.

他支持废奴主义和反奴隶制,和其他年轻人一样,非常热衷于政治热潮和反抗运动

耶鲁公开课 - 美国内战与重建课程节选

The fourth is war, and we got peace movements in American history and anti-war fervor and ferment, of all kinds, for a very long time.

第四点是战争,我们美国历史上的和平运动,酝酿的反战情绪,诸此种种,由来已久了

耶鲁公开课 - 美国内战与重建课程节选