The 10-day observance ends with Yom Kippur, the Jewish Day of Atonement, considered the holiest day of the year for Jews. Yom Kippur starts this year at sundown Oct. 1. During the High Holidays, synagogues typically see attendance soar as congregants reflect on the past year and seek guidance for the year ahead. “But different generations respond to that differently.”According to the Pew Research Center, 42% of American Jews aged 18 to 34 found Israel’s military response to the Hamas attack unacceptable, while 35% of American Jews aged 35 to 49 said so, and 27% of American Jews over 65 said so. Reconciling the varying views on the Israel-Hamas war held by Jewish high schoolers, Jewish college students who witnessed how the war weighed in campus discussions, and Jewish adults is challenging, he said.