kevarim.com

Photo Caption: Rabbi Aaron Teitelbaum, a prominent member of the Agudath Arabonim was among the over 400 Rabbanim and Admorim who on the day before Erev Yom Kippur, 1943 marched on Washington demanding that the Roosevelt administration help save the Jews of Europe. Credit: IFJCAH

Source: Four years of relief and war work by the Jews of America, 1914-1918

Note:
Rav Teitelbaum should not be confused with Grand Rebbe Aaron Teitelbaum of Satmar.