On this Day: Throughout history, May 13th has been marked by numerous significant events across various domains, including politics, culture, and conflicts. From declarations of war to cultural milestones, this date has left its mark on the historical tapestry of the world. US declared war on Mexico The annexation of Texas by the United States in 1845 sparked escalating tensions between Mexico and the US on May 13, 1846, these tensions culminated in a decisive move by the US Congress, which approved a declaration of war against Mexico. Winston Churchill's first speech in British Parliament as PM of UK Winston...