Question 1

How many days does April 1917 have?

Accepted Answer

April 1917 has 30 days. It starts on Sunday and ends on Monday.

Question 2

What ISO week does April 1917 start in?

Accepted Answer

1 April 1917 falls in ISO week 13. Weeks run Monday–Sunday per ISO 8601.

Question 3

Where can I see the public holidays of South Korea in April 1917?

Accepted Answer

The calendar on this page marks every national public holiday of South Korea in April 1917 in red, with joint/regional days in amber.

4월 1917