Major Events of February 1917: Key Historical Moments from the Month
Each month is marked by defining moments that shape the course of history. Whether through political shifts, cultural movements, or world-changing events, these periods leave a lasting impression. Dive into the most important events from February 1917 and discover how they influenced the world both then and now.

Major Events of February 1917: Key Historical Moments from the Month
- 01 Feb 1917 Germany resumes unrestricted submarine warfare: On February 1, 1917, Germany resumed unrestricted submarine warfare, targeting all ships around the British Isles, including neutral vessels, in an effort to blockade Britain. source: history.com
- 02 Feb 1917 German submarine warfare escalates in World War I: On February 2, 1917, Germany escalated its unrestricted submarine warfare campaign during World War I, aiming to cut off supplies to Britain and France by sinking all ships around the British Isles. source: history.com
- 03 Feb 1917 United States severs diplomatic relations with Germany during World War I: On February 3, 1917, the United States severed diplomatic relations with Germany in response to the resumption of unrestricted submarine warfare and the Zimmermann Telegram. source: history.com
- 04 Feb 1917 Establishment of the Council of Flanders: On February 4, 1917, the Council of Flanders was established as a collaborationist government in German-occupied Belgium during World War I. source: britannica.com
- 05 Feb 1917 Immigration Act of 1917 passed: On February 5, 1917, the United States Congress passed the Immigration Act of 1917, which imposed literacy tests and a head tax on immigrants, and expanded the list of inadmissible immigrants. source: archives.gov
- 06 Feb 1917 German unrestricted submarine warfare escalates in World War I: On February 6, 1917, Germany intensified its unrestricted submarine warfare campaign during World War I, targeting all ships, including neutral vessels, in the Atlantic. This strategy aimed to cut off supplies to Britain but risked provoking neutral nations, notably the United States. source: history.com
- 10 Feb 1917 Japanese Navy establishes special squadrons: On February 10, 1917, the Japanese Navy established special squadrons to enhance its naval capabilities during World War I. This move was part of Japan's broader military strategy. source: japantimes.co.jp
- 13 Feb 1917 Mata Hari's arrest for espionage: On February 13, 1917, Mata Hari, a Dutch dancer and alleged spy, was arrested in Paris on charges of espionage. She was accused of spying for Germany during World War I, leading to the deaths of thousands of French soldiers. Despite her claims of innocence, she was tried and executed by firing squad on October 15, 1917. source: britannica.com
- 14 Feb 1917 Birth of Herbert A. Hauptman, Nobel Laureate in Chemistry: Herbert A. Hauptman, an American mathematician and chemist, was born on February 14, 1917. He was awarded the Nobel Prize in Chemistry in 1985 for his contributions to the development of direct methods for determining crystal structures. source: britannica.com
- 15 Feb 1917 San Francisco Public Library Civic Center Branch dedication: The Civic Center Branch of the San Francisco Public Library was dedicated on February 15, 1917. This branch has since served as a vital resource for the community. source: sfpl.org
- 17 Feb 1917 Scandinavian governments protest German submarine warfare: On February 17, 1917, the Scandinavian countries of Sweden, Norway, Denmark, Finland, and Iceland issued a joint protest against Germany's resumption of unrestricted submarine warfare, aiming to maintain their neutrality during World War I. source: the-bay-museum.co.uk
- 18 Feb 1917 Putilov Factory workers launch strike in February Revolution: On February 18, 1917, workers at the Putilov Mill in Petrograd initiated a strike demanding higher wages due to rising food prices, leading to a lockout of 20,000 workers and sparking larger demonstrations that contributed to the February Revolution. source: en.wikipedia.org
- 20 Feb 1917 Archangelsk Harbor ammunition ship explosion: On February 20, 1917, an explosion occurred aboard an ammunition ship in Archangelsk Harbor, Russia, resulting in significant damage and loss of life. source: marxists.org
- 21 Feb 1917 HMS Mendi disaster: On February 21, 1917, the British troopship HMS Mendi sank after colliding with another vessel in the English Channel, resulting in the deaths of 646 people, including 607 South African soldiers. source: en.wikipedia.org
- 22 Feb 1917 Petrograd metal workers' strike begins February Revolution: On February 22, 1917, metal workers in Petrograd initiated a strike, marking the beginning of the February Revolution in Russia. source: en.wikipedia.org
- 23 Feb 1917 Women's protest against food shortages: On February 23, 1917, women in Petrograd protested against food shortages, marking a significant event leading to the Russian Revolution. The protests highlighted the dire economic conditions and dissatisfaction with the government, contributing to the eventual abdication of Tsar Nicholas II. source: britannica.com
- 24 Feb 1917 Russian Revolution begins: The Russian Revolution began on February 24, 1917, with widespread protests and strikes in Petrograd. This uprising was fueled by discontent over food shortages and the ongoing hardships of World War I, leading to the abdication of the Tsar. source: britannica.com
- 25 Feb 1917 Sinking of the Laconia and diplomatic tensions: On February 25, 1917, the British ocean liner RMS Laconia was sunk by a German U-boat, escalating tensions between Germany and the United States. This incident was part of the broader context of unrestricted submarine warfare during World War I. source: britannica.com
- 26 Feb 1917 Zimmermann telegram revealed to public: On February 26, 1917, the Zimmermann Telegram was made public, causing outrage in the United States. The revelation of Germany's proposal to Mexico for an alliance against the U.S. played a crucial role in shifting public opinion towards supporting entry into World War I. source: archives.gov