In August 2001, the United States implemented a ban on human cloning, marking a significant step in the regulation of reproductive and therapeutic cloning practices. The decision came after years of intense ethical debates and discussions surrounding the potential consequences and implications of human cloning.

The ban was a response to concerns about the ethical boundaries of cloning, particularly with regards to reproductive cloning. Critics argued that the creation of genetically identical human beings through cloning violated fundamental principles of human dignity, autonomy, and the sanctity of life. There were fears of potential abuses, such as the creation of humans solely for organ transplantation or the pursuit of "designer babies."

To address these concerns, President Bill Clinton called for a temporary moratorium on federal funding for human cloning research in 1997. This allowed time for the establishment of the National Bioethics Advisory Commission (NBAC), tasked with examining the ethical implications of cloning.

In 2001, the NBAC released a report recommending a ban on reproductive cloning while permitting therapeutic cloning for research purposes. However, this report did not result in immediate legislative action. It wasn't until August 2001 that the US Congress passed the Human Cloning Prohibition Act, which effectively banned both reproductive and therapeutic cloning.

The rationale behind the ban was to protect human dignity, prevent the exploitation of vulnerable individuals, and maintain a balance between scientific progress and ethical boundaries. The ban aimed to ensure that human cloning practices would not be used for purposes that were considered ethically unacceptable.

However, the ban was not without its critics. Some argued that it hindered scientific research and innovation, potentially limiting medical breakthroughs and denying individuals access to potential life-saving treatments. They contended that a more nuanced approach, allowing for strictly regulated therapeutic cloning while prohibiting reproductive cloning, would strike a better balance between ethical considerations and scientific progress.

Internationally, the US ban on human cloning reflected a broader global debate. Different countries adopted varying approaches, with some implementing complete bans and others allowing certain forms of cloning for research purposes. International efforts, such as the United Nations Declaration on Human Cloning, aimed to foster dialogue and establish guidelines to navigate this complex issue.

In conclusion, the US ban on human cloning in August 2001 was a significant milestone in the regulation of cloning practices. It was driven by ethical concerns surrounding the potential abuses and violations of human dignity associated with reproductive cloning. While the ban aimed to strike a balance between scientific progress and ethical considerations, it also faced criticism for potentially hindering scientific advancements. The debate on human cloning continues to evolve, highlighting the ongoing need for thoughtful examination and regulation of this complex and controversial topic.