(Emilio Morenatti/AP photo)
(Emilio Morenatti/AP photo)

On Thursday, Russia officially launched a military operation in Ukraine, following tense weeks of military buildup near the country's borders.

This article from Vox details what led up to the invasion and how Europe's first major war in decades is unfolding.

How do you think the Russian invasion of Ukraine will impact the world, and do the United States and our Western allies have a responsibility to intervene beyond issuing sanctions?