U.S. President Donald Trump imposed a naval blockade on Iran to starve the country of oil export revenue

From the articleIran war cost increases to $47 billionAlso in US Costs of Iran War Rise to Over $47 Billion, According to Pentagon Estimate, Iran War Cost Rises to $47.1 Billion, Pentagon Told Lawmakers, US costs of Iran war rise to over $47 billion, according to Pentagon estimate