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Did Mexico Declare War on Germany, Italy, and Japan on May 24, 1942?

“Mexico officially declared war on Germany, Italy, and Japan on May 24, 1942”
False
Confidence: High Checked on May 24, 2026

Summary

Mexico entered World War II by declaring war on Germany, Italy and Japan in late May 1942, but the official declaration was made on May 22 1942 (with formal congressional approval occurring in early June). The specific date of May 24 1942 is not supported by the historical record.

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Sources 60 searched

blogs.loc.gov
blogs.shu.edu
  • Mexico Declares War on Axis Powers After U-Boat Attacks | World War 2.0

    It is also expected that the Mexican Congress will enact new measures against Axis aliens. About 6,000 Germans, 4,000 Japanese and 2,000 Italians may be sent to the United States to be placed in existing internment camps – especially those who have made it known that they are Axis sympathizers.

en.wikipedia.org
  • Mexican declaration of war on Germany, Italy, and Japan - Wikipedia

    After its declaration of war, Mexico ... UNITED MEXICAN STATES DECREES: ARTICLE I. It is declared that as of May 22, 1942, there exists a state of war between the United Mexican States and Germany, Italy and Japan....

  • Mexico during World War II - Wikipedia

    Mexico's participation in World ... of oil tankers by German submarine attacks, resulting in Mexico declaring war on the Axis powers of Nazi Germany, Fascist Italy, and the Empire of Japan in May 1942....

  • Military history of Mexico - Wikipedia

    Mexico extended rights of the U.S. ... the Potrero del Llano and the Faja de Oro. Manuel Ávila Camacho called Congress for an extraordinary session and Mexico officially declared war ......

jewishvirtuallibrary.org
globalsecurity.org
  • Mexico - World War II

    President Manuel Avila Camacho, with authorization from Congress, declared on 2 June 1942 the state of war between Mexico and the Axis Powers (Germany, Italy and Japan). Once the war had been declared against the powers of the Axis, the Mexican Government collaborated with the North American ...

thoughtco.com
  • The Unsung Ally: Mexico in World War II

    Mexico helped the Allies by declaring war on the Axis and closing ports to German ships. Mexico's industries and workers were crucial in supporting the United States during the war.

mexconnect.com

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