Parallels between the two wars abound, from the grinding nature of the fighting to the way new technologies reshaped warfare.

The war in Ukraine has raged on longer than World War I as of Thursday – reaching 1,569 days of bloodshed, with no end in sight. World War I veterans who endured the horrors of the trenches hoped it would end all wars,

Several retired U.S. generals and the former director of a U.S. intelligence agency told CBS News they believe Ukraine now has the upper hand in the war with Russia.

A series of long-range Ukrainian attacks hit targets deep inside Russia on Wednesday, part of Kyiv’s efforts to raise the costs of the war for the Kremlin by striking energy facilities and military industries.

One drone pilot who's tested over 10 types of mid-range strike drones said some models sent to the front lines can fail even before takeoff.

Ukrainian professionals who once worked in finance, IT and construction have turned their civilian capabilities to military means.

As of that date, the fighting in Ukraine had ground on for longer than the first world war. In a grim irony, a conflict that looked like it might last just a few days, as Russian troops confidently stormed towards Kyiv in February 2022,

Ukraine’s early embrace of drones, and the mass-industrialization of their accuracy and power, has begun to exact a defining toll on Russia.

In its most recent attacks against Ukraine, Russia hit the cities with dozens of ballistic missiles, knowing very well that this is one of the very few weapons Ukraine remains vulnerable to. As for the drones — this is where Kyiv mastered both defensive and offensive know-how.

Ukrainian drone strikes on refineries, depots and pipelines. Tanker trucks attacked and left ablaze along the land corridor from Russia to Crimea. Motorists waiting in long lines at gas stations.