How It Happened: Putin's Invasion

Photo illustration of a broken window looking out over Kyiv

Photo illustration: Sarah Grillo/Axios. Photo: Ceng Shou Yi/NurPhoto via Getty Images

1. Putin's Invasion Part I: How We Got Here

Photo illustration of President Vladimir Putin and tank barriers.

Photo illustration: Shoshana Gordon/Axios. Photos: Kremlin Press Office/Handout/Anadolu Agency, Sergei Supinsky/AFP via Getty Images

Illustration of the earth with a stock line and abstract shapes.

Photo illustration of Volodymyr Zelensky and Vladimir Putin.

Photo Illustration: Shoshana Gordon/Axios. Photos: Ukrainian Presidency/Handout/Anadolu Agency, Alexey Nikolsky/Sputnik/AFP via Getty Images

Photo illustration of Vladimir Putin looking over Red Square

Photo illustration: Sarah Grillo/Axios. Photos: Konstantin Zavrazhin, Mikhail Klimentyev/Sputnik/AFP via Getty Images

Photo illustration of a Ukrainian soldier with a map of Ukraine and the Donbas region in the background

 Photo illustration: Sarah Grillo/Axios. Photo: Narciso Contreras/Anadolu Agency via Getty Images