"I intend to ask all NATO countries to increase defence spending to 5% of GDP, which should have happened years ago. It was only 2%, and most countries did not pay until I showed up. I insisted they pay and pay due to the fact that the United States, in fact, was making up for the difference at that time, and that was unfair to us. But many, many things have been unfair to the United States for many years" - said Trump, who merged online with Davos during the 4th day of the planet economical Forum.