ECB
YouTube and copyright owners decide what content appears on YouTube. YouTube decides based on the community guidelines while copyright owners decide based on copyright laws.
The web is not a place. The web is a communication protocol that is used for connecting computers together. The laws of the nation where the computer is located, or the user, or the copyright owners, determine what copyright laws apply, regardless of how the information is accessed.
Copyright protected or trademark images, such as cartoon characters, require licenses from their owners.
Sports logos are protected by copyright laws, and cannot be duplicated without the express permission of the owners.
Copyright permission refers to a license from the owners of the copyright to use some of their exclusive rights, such as the right to make copies, publicly perform, or adapt a copyrighted work. Like any other contract, copyright permission can be oral or written, within limits set by state laws.
A copyright lawyer it a layer who specializes in copyright laws and intellectual property laws. They handle cases concerning copyright infrsingement.
Plagarism or copyright Laws!
If you are not the composer of the song then you can NEVER take the copyright as yours; you would have to purchase it from the copyright owners. Also, when the copyright expires, 50 or more years after the author's death (or after publication, depending upon circumstances and national laws) it is no longer copyrighted at all and nobody can possibly own the copyright.
For the most part, the content owners themselves look for unlicensed uses of their works. Although extreme, systemic infringement may be handled by law enforcement, the "honor system" is vital.
Drugs and other pharmaceuticals are protected under the patent laws not under the copyright laws.
Copying, altering, distributing, or performing/displaying a work for which you are not the copyright holder, and for which you do not have permission from the rightsholder or an exemption in the law, is a violation of copyright laws.
Everything written or recorded since 1923 is affected by copyright laws.