It depends on when and where the work was created, the type of work, and more. Broadly speaking, most works are protected for the life of the creator plus at least 50 years (the US and some other countries have extended this to 70 years). Ultimately you will need to research each work individually to determine its status.
In the US, for works that have been created since January 1, 1978, a copyright is in place for the duration of the author's life, plus 70 years. Copyright laws vary from country to country, but most other copyright law is similar.
In the US copyright protection generally lasts until the end of the calendar year 70 years past the death of the author.
Nothing about it is "legal." Copyright infringement is illegal.
Yes it is legal to download PC games past copyright because copyright is to prevent people from copying.
The music industry relies on copyright protection to sustain itself.
Arguably, legal boilerplate could be said not to have the element of creativity required for copyright protection. If you have specific concerns on this, it might be worth your time to contact an experienced copyright lawyer.
Copyright is one of several types of IP protection.
Using protected materials is legal if you have an exemption in the law or permission from the copyright holder.
All legal recordings of "Let's Chill" are protected by copyright.
it is not legal unless you have brought the copyright decorations directly from the company.
ya it's legal so long as you don't download stuff that has copyright
copyright
Modern US copyright can be traced back to Britain's 1709 Statute of Anne.
If the songs are copyright protected and have been uploaded without permission then no it is not legal.