This timeline is a list and may not ever be complete. Some events might only be discovered after the war.

Background 

On 24 February, Russia invaded Ukraine. There was a lot of Russian military buildup since 2021. Many demands were made from Russia against Ukraine. They were mostly against Ukraine joining NATO.

February 2022

24 February 

On 24 February at 03:00 UTC, Russian president Vladimir Putin made an announcement in a television broadcast. He said that he made "a special military operation" in Ukraine. A little bit later, missile strikes were made in multiple cities. A missile hit Ukraine's capital Kyiv. Shortly afterwards, the Ukrainian Border Service said that its border posts with Russia and Belarus were under. Volodymyr Zelenskyy said that there was martial law at 03:00 UTC.

At 03:35, Russians sieged Konotop. The Russian forces were fought back.

Around 16:00, a Russian troops from a helicopter captured Antonov Airport. Ukraine later recaptured the airport and destroyed the Russian force.

Around 17:00, Russian forces captured the Chernobyl Nuclear Power Plant and the abandoned city of Pripyat.

At 22:00 , the State Border Guard Service of Ukraine said that Russian forces had captured Snake Island in the Black Sea following naval and air bombardment.

17 Ukrainian civilians were confirmed to be killed. 13 of these were killed in Southern Ukraine. Three was in in Mariupol and one in Kharkiv. 40 Ukrainian soldiers died from the strikes.

Russia said that two civilian ship were bombed. Multiple people died because of this.

Joe Biden says that they will not allow Russia to use any assets that are in the U. S. President Volodymyr Zelenskyy says that there are 137 dead and 316 wounded.

25 February 
At 1:24, Volodymyr Zelenskyy says that all males from Ukraine from the ages of 18 to 60 cannot leave Ukraine.

At 03:27, a captain and corporal from the Russian 11th Guards Air Assault Brigade and a reconnaissance platoon of the 74th Motorized Rifle Brigade surrenders to the Ukraine. This is near Chernihiv.

At 05:14, Russia strikes a border in Ukraine with rockets. The hit the village of Prymors'kyi Posad, Pryazovske Raion, Zaporizhzhia Oblast. There were multiple Ukrainiancasualties.

At 05:40, Russia brings military items through Sumy Raion. There was also fighting outside of Okhtyrka at 07:30.

At 06:25, a pipeline for gas in Starobilsk was not getting anything through it. This happened because of attacks from Russia.

At 06:46, the Rivne International Airport in Rivne was hit with a Russian missile.

At 08:15, the Russian army was at the city of Kherson.

At 08:34, Ukraine defended an attack from Russians in Chirnihiv. Ukraine took many Russian items and documents.

At 08:43, the Russians unblocked the North Crimean Canal. This gave water back to Crimea. It didn't have water since it was lost in 2014 right after the Russian annexation of Crimea.

At 09:01, a group of Russian soldier were defeated by Ukrainians Starobilsk.

At 10:30, Russians entered Melitopol. The city was attacked. Melitopol surrendered later.

On the morning of the 25th, the Foreign Minister of Ukraine Dmytro Kuleba said that Russians attacked a kindergarten and an orphanage. He posted on Twitter: "Today's Russian attacks on a kindergarten and an orphanage are war crimes and violations of the Rome Statute. Together with the General Prosecutor's Office we are collecting this and other facts, which we will immediately send to the Hague."

By mid-morning, Russian troops reached the northern district in Kyiv. The Ukraine government asked its citizens to make Molotov cocktails.

Later in the day, the NATO Response Force was activated for the first time ever as a defensive measure against the invasion.

References 

2022 Russian invasion of Ukraine