“We are actively subsidizing the armies of many very rich countries around the world, while the same countries use the USA and our taxpayers ... General Mattis did not see this as a problem. I - see, and it will be corrected! »- he wrote.

.... It was a significant subsidiary of the TA, and our TAXPAYERS, on Trade. General Mattis I DO, and it is being fixed!

- Donald J. Trump (@realDonaldTrump) December 24, 2018

Earlier, Trump said he appreciates allied relations with other countries, but he does not like it when friends of Washington abuse them.

It was also reported that Mattis will leave his post at the end of February 2019.

His duties will be performed by the deputy head of the Pentagon, Patrick Shanahan.