December 13

Born in Hanover on December 13, 1816, Siemens made groundbreaking advances in telegraphy and electrical engineering. He invented the pointer telegraph and improved the design of dynamo machines, accelerating industrial electrification. In 1847, he co-founded Siemens & Halske, which grew into one of the world’s leading engineering firms. Siemens’ leadership fostered innovation in communication, transportation, and energy sectors. He was ennobled by the King of Prussia for his industrial achievements. Passionate about education, he supported technical schools and research institutions. Siemens died in 1892, leaving a lasting mark on modern technology and industry.

Cain served as chairman and CEO of Godfather’s Pizza from 1986 to 1996, turning the company into a billion-dollar brand. He later held executive roles at the National Restaurant Association and the Federal Reserve Bank of Kansas City. An outspoken conservative commentator, he became a prominent figure in the Tea Party movement in the late 2000s. In 2011, Cain launched a bid for the Republican nomination for President, proposing the '9-9-9' tax plan. He suspended his campaign in December 2011 and continued as a political activist and radio host. Cain passed away in 2020, leaving a complex legacy in American business and politics.

Born December 13, 1975 in Poway, California. In 1992, he co-founded blink-182, achieving worldwide success with albums like Enema of the State. His songwriting helped define pop-punk in the late 1990s and early 2000s. Beyond music, DeLonge founded the UFO-research company To the Stars Academy. He has authored novels and comic books expanding his sci-fi interests. DeLonge directed and produced documentary films on unidentified aerial phenomena. His entrepreneurial ventures and artistic projects showcase a blend of creativity and curiosity.