California has surpassed Japan to become the world’s fourth-largest economy, Gov. Gavin Newsom said, as he warned of the threat posed by President Donald Trump’s tariffs to the tech powerhouse’s fast-growing wealth.

California is now the world's fourth largest economy, surpassing Japan, with a GDP of $4.1 trillion. Governor Newsom attributes this to investments in people and innovation but warns that Trump's tariff measures could harm growth.