Not necessarily; it varies from state to state.
The best site that lists Filipino public domain songs is the Public Domain Information site, that list a lot of free songs for download.
Type public domain patriotic songs into a search engine. You will find your answer. This song is in public domain.
Irish washerwoman
Yes, some Noel Coward songs are in the public domain. Generally, his works published before 1923 are in the public domain. However, the copyright status of specific songs may vary, so it's important to check individual works.
No; recordings from that era were protected by state law, and will be protected through February 15, 2067.
The song Molly Do You Love Me is in the public domain. This is because the song and its lyrics were written before 1922. Any songs which were written before this time are considered public domain.
No; it is controlled by Universal Songs of Polygram.
No, albums produced before Febuary 15, 1975 will become public domain on February 15, 2067. Albums produced after Febuary 15, 1975 won't become public domain until AT LEAST 2043.
No, it is not in the public domain. See related links (below) for a website that lists Christmas songs and their copyright status.
Some Shakespeare wrote himself, others were more or less public domain fold songs.
Works written prior to 1923 are in the public domain. There are several lists on wikipedia that may help you. (links below)
Traditional songs would be in the public domain; contemporary songs would be controlled by the songwriter. Recordings have additional protection.