Apple has announced its largest-ever US investment, pledging over $500 billion in the next four years to boost AI, silicon engineering, and advanced manufacturing in the US. In an official Apple Blog Post, CEO Tim Cook emphasised Apple’s commitment to American innovation.The move follows Trump's claim that Apple CEO Tim Cook promised to shift manufacturing from Mexico to the US to avoid tariffs. This, along with Apple's new investment, comes as Trump threatens tariffs that could raise iPhone prices.Watch!