Three influential American think tanks have already done so, and arrived at the conclusion that the United States should begin supplying Ukraine not only with more non-lethal aid – such as drones, armored Humvees, and medical equipment – but also with “lethal defensive military assistance," in the form of light anti-armor missiles. European governments, however, remain unwilling to reconsider their position on supplying defensive equipment to Ukraine, and have instead reiterated that a diplomatic solution is the only option.