Some countries have tax treaties. For those that don’t, you can deduct foreign tax paid from your US income taxes. In most cases, you won’t end up paying again

Some countries have tax treaties. For those that don’t, you can deduct foreign tax paid from your US income taxes. In most cases, you won’t end up paying again in the US, if you already paid overseas, unless you have large amounts of income that are US-taxable and exempt in your country of residence.