MIDDLETOWN, Conn. – On a Thursday night in early March, Wesleyan University students Julia Kulchytska, Kiryl Beliauski, Kseniia Guliaeva and Lera Svirydzenka gathered in the living room of Russian House, an on-campus residential building. They were making posters and solidifying last-minute details for a rally in support of Ukraine; Putin had invaded just a week...