The US government invested $4.38 billion in artificial intelligence (AI) in 2022, it aiming to benefit national security, government operations, and American society. The government has been encouraging AI research and knowledge since 1962, with initiatives such as the Obama, Trump, and Biden administrations. President Biden's executive order on AI mandates government involvement, safety standards, privacy protection, and civil rights advancement. It also mandates responsible AI use, federal law compliance, consumer protection, and privacy protection. The order also establishes an interagency council for AI development and national security. AI is being utilized in sectors like healthcare, transportation, and healthcare, but challenges like skilled personnel shortages and data privacy remain. The U.S. government invested $4.8 billion in AI research in 2022, aiming to improve efficiency, accuracy, and cost containment, but also to enhance public welfare.