(Written by Katie Aberbach with contributions from Himeka Curiel, Allie Otlowski, and Sam O'Neill.) Perseverance, pride, progress, and graduating during a unique moment in history were on the minds of the hundreds of graduates and their families at Wesleyan University's 189th Commencement ceremony on Wednesday. “It was a difficult year," said Aidar Raev '21, a Posse Veteran from Kyrgyzstan who majored in the College of Social Studies with minors in international relations and Russian, East European, and Eurasian studies. (The Posse Veterans program supports veterans of the United States armed forces who are earning bachelor's degrees at American universities.) Raev…