This blog’s #PublicDomainDayCountdown focuses on works joining the public domain in the United States, but there are also many other works joining it in other countries. Many are described in Wikipedia and in the Public Domain Review.

There is some international overlap. Swiss composer Arthur Honegger (1892-1955) published his first symphony in 1930, a commission for the Boston Symphony Orchestra. In 22 days, it joins the public domain both where it was written and where it was first performed.