December 1942:
- "Members of the Siemiatycze (Poland) Group of Jewish resisters kill a Polish peasant and his entire family as retribution for the peasant's capture and betrayal to the Nazis of three Jews.
- "Nazis lock 1,000 Gypsies in a Lithuanian synagogue until the prisoners starve to death.
- "Ghetto resistance is organized at Czestochowa and Kielce, Poland.
- "At Brody, Ukraine, Jewish resistance is led by Solomon Halberszstadt, Jakub Linder, and Samuel Weiler.
- "Concurrent Jewish resistance at Chortkov, Ukraine, is led by Heniek Nusbaum, Mundek Nusbaum, Reuven Rosenberg, and Meir Wasserman.
- "Jewish Resistance leader Dr. Yeheskel Atlas, a young Polish physician, is mortally wounded by Nazi troops in a battle at Wielka Wola, Poland.
- "The Jewish ghetto at Lvov, Ukraine, is liquidated.
- "The SS shuts down extermination activities at Belzec.
- "A forced-labor camp is established at Plaszów, Poland.
- "A Sonderkommando plan to escape from Auschwitz is discovered, and the inmates are gassed.
- "Partisan leader Hirsch Kaplinski, survivor of an August 1942 massacre of Jews at Diatlovo, Belorussia, is killed in combat during a German attack on the Lipiczany Forest."
- December 2: "Jews in 30 countries hold a day of prayer and fasting for European Jews.
- December 3: "Three young Jewish women who had escaped from a labor camp in Poznan, Poland, are forcibly taken to the Lódz (Poland) Ghetto and shot.
- December 3: "One thousand Jews from Plonsk, Poland, are killed at Auschwitz.
- December 3: "Salomon Malkes, an official of the Lódz Ghetto, commits suicide after becoming despondent over the deportation of his mother.
- December 4: "Zofia Kossak-Szczucka and Wanda Filipowicz establish Zegota, a secret name of the Rada Pomocy Zydom (Council for Aid to the Jews), a non-Jewish group based in Warsaw. Zegota is run jointly by Jews and non-Jews.
- December 4: "Three hundred citizens of Slonim, Belorussia, are killed. Another 500 escape to join local partisan groups.
- December 6: "SS men lock 23 Christian Poles in a barn at Stary Ciepielow, Poland, and burn them alive on suspicion of aiding fugitive Jews.
- December 6-10: "Nazis marshal troops, armored vehicles, and artillery to undertake a massive manhunt for more than 1000 fugitive Jews in the Parczew Forest in Poland; See December 7, 1942.
- December 7: "German troops enter the Polish village of Bialka and murder 96 villagers suspected of shielding Jews fleeing the anti-Jewish Aktion in the nearby Parczew Forest.
- December 7: "United States State Department official G. Robert Borden Reams, an "expert" on the Jews in the Division of European Affairs, advises that the United States government remain silent concerning details of the Holocaust.
- December 7: "British official John Cecil Sterndale Bennett is upset because Bulgarian Jewish children may be allowed into Palestine based on Jewish Agency appeals.
- December 8: "Rabbi Stephen S. Wise, president of the World Jewish Congress, meets with other Jewish leaders and U.S. President Franklin Roosevelt to discuss the recently revealed plight of European Jews.
- December 9: "German troops in Tunis, Tunisia, seize 128 Jews and march them to a labor camp.
One young Jew who drops from exhaustion is shot and killed. - December 9: "Christian Century, an American Protestant journal, attacks Rabbi Stephen Wise, claiming he has lied about the Holocaust in his recent press conference.
Christian Century further argues that even if what Wise has to say is true, to make the facts of the Holocaust public serves no purpose."
"Mordechai Tenenbaum was active in the Vilna, Warsaw, and Bialystok underground movements.
Tenenbaum was convinced of the Nazis' genocidal intentions at a very early stage.
He arrived in Bialystok, Poland, in November 1942, and eventually unified the various underground movements and acquired additional weapons.
Tenenbaum's call to arms was preserved in the archive that he established to chronicle the demise of Bialystok Jewry: 'Let us fall as heroes, and though we die, yet we shall live.' "