On 1998 the Digital Millennium copyright act was passed unanimously by congress to address the unique copyright problems imposed by the new and evolving internet of the time.
Since then the law has grown in controversy with takedown notices growing significantly in rate since the implementation of the law in 1998.
(Google Transparency Report, Takedown notices due to Copyright)
With recording groups like the RIAA saying that the law is largely useless to combat music piracy with the RIAA chief saying that “rights holders have to partake in a game of whack a mole with internet companies to protect their works” (Arstechnica.com, Kravets). Due to it being easy to just reupload or changing the link at which the infringing content