On 23 October, Lin Sen, Jiang Qun, Cai Hui and other members of the Tongmenghui in the province of Jiangxi plotted a revolt of New Army units. After they achieved victory, they announced their independence. The Jiujiang Military Government was then established.
On 23 October 1940, Hitler and Franco met in Hendaye in France to discuss the possibility of Spain's entry on the side of the Axis. Franco's demands, including supplies of food and fuel, as well as Spanish control of Gibraltar and French North Africa, proved too much for Hitler.
The Allies commenced an attack of their own in Egypt, dislodging the Axis forces and beginning a drive west across Libya. The Second Battle of El Alamein took place near the Egyptian railway halt of El Alamein, the battle lasted from 23 October to 11 November 1942.
Allied naval forces scored huge victory in the Battle of Leyte Gulf, one of the biggest naval battles in history. The battle lasted 23 to 26 October 1944. This was the first battle in which Japanese aircraft carried out organized kamikaze attacks, and the last naval battle between battleships in history.
In a referendum on the future of the State of Vietnam on 23 October 1955, Diệm rigged the poll supervised by his brother Ngô Đình Nhu and was credited with 98.2 percent of the vote, including 133% in Saigon. His American advisors had recommended a more modest winning margin of "60 to 70 percent." Diệm, however, viewed the election as a test of authority.
A large crowd gathered at the Radio Budapest building, which was heavily guarded by the ÁVH. The flash point was reached as a delegation attempting to broadcast their demands was detained and the crowd grew increasingly unruly as rumours spread that the protesters had been shot. Tear gas was thrown from the upper windows and the ÁVH opened fire on the crowd, killing many. The ÁVH tried to re-supply itself by hiding arms inside an ambulance, but the crowd detected the ruse and intercepted it. Hungarian soldiers sent to relieve the ÁVH hesitated and then, tearing the red stars from their caps, sided with the crowd. Provoked by the ÁVH attack, protesters reacted violently. Police cars were set ablaze, guns were seized from military depots and distributed to the masses and symbols of the Communist regime were vandalised.
During the night of 23 October, Hungarian Working People's Party Secretary Ernő Gerő requested Soviet military intervention "to suppress a demonstration that was reaching an ever greater and unprecedented scale". The Soviet leadership had formulated contingency plans for intervention in Hungary several months before.
With the approval of Congress, Reagan sent forces to Lebanon in 1983 to reduce the threat of the Lebanese Civil War. The American peacekeeping forces in Beirut, a part of a multinational force during the Lebanese Civil War, were attacked on October 23, 1983.
Alongside other American technology figures like Jeff Bezos and Tim Cook, Zuckerberg hosted visiting Chinese politician Lu Wei, known as the "Internet czar" for his influence in the enforcement of China's online policy, at Facebook's headquarters on December 8, 2014. The meeting occurred after Zuckerberg participated in a Q&A session at Tsinghua University in Beijing, China, on October 23, 2014, where he attempted to converse in Mandarin Chinese; although Facebook is banned in China, Zuckerberg is highly regarded among the people and was at the university to help fuel the nation's burgeoning entrepreneur sector.
On October 23, 2018, Bryant's book The Mamba Mentality: How I Play, with photographs and afterword by Andrew D. Bernstein, an introduction by Phil Jackson, and a foreword by Pau Gasol, was published by MCD / Farrar, Straus, and Giroux. The book looks back on his career with photos and his reflections.