Historical milestones observed on October 10

October 10 marks several significant historical milestones. In 1913, Woodrow Wilson symbolically commenced the construction of the Panama Canal to provide a shorter maritime route between the Atlantic and Pacific Oceans.

Historically, the year 1582 saw the implementation of the Gregorian calendar reform, which resulted in October 10 being omitted from the records in Italy, Poland, Spain, and Portugal to correct calendar discrepancies.

In religious history, the period relates to the aftermath of the Battle of Karbala in 680 CE, where the death of Husayn ibn Ali led to the permanent division between Sunni and Shia Muslims. The event is observed by Shias as Ashura.