Trump has set his sights on Greenland, Colombia and beyond. That’s why expansionism is the Word of the Week

After the capture of Venezuela’s Nicolas Maduro, Donald Trump has gotten more ambitious. He has issued threats of military action in Colombia, Cuba and even Mexico. The US president even revived his demand for Greenland and warned the Iranian regime of ‘being hit very hard’ if they went after protesters. What’s going on? It’s all about America’s expansionism