On Jan. 5, 1896, an Austrian newspaper reported the discovery by German physicist Wilhelm Röntgen of a new type of radiation that came to be called “X-rays.”

In 1925, Democrat Nellie Tayloe Ross of Wyoming took office as America’s first female governor.

In 1933, construction began on California’s Golden Gate Bridge.

In 1957, President Dwight D. Eisenhower proposed assistance to countries to help them resist Communist aggression in what became known as the Eisenhower Doctrine.

In 1980, “Rapper’s Delight,” by the Sugarhill Gang, became the first hip-hop song to reach the Billboard Top 40.

In 2022, Australia denied entry to tennis star Novak Djokovic because he failed to meet the country’s COVID-19 vaccination requirements. He was seeking entry so he could compete for a 10th Australian Open title.