In a 43 - day campaign from December 1, 1940, through January 12, 1941, about 50,000 publishers in the United States distributed almost eight million booklets during what was called the “Courage ” Testimony Period.
दुसऱ्‍या महायुद्धादरम्यान यहोवाच्या साक्षीदारांचा छळ करण्यात आला, पण ते धैर्याने आपले सेवाकार्य करत राहिले.