Terror suspects from Moscow allegedly wanted to enter Belarus. After the attack on Crocus City Hall, the suspects were initially able to escape.

According to Belarusian leader Alexander Lukashenko, their arrest was also possible because of his country's security cooperation with Moscow. Russian representatives had previously claimed that the suspects initially tried to flee to Ukraine. It remains unclear why the terrorists were supposed to have considered fleeing to Belarus, which is closely allied with Russia. security measures in the border region were increased immediately after the attack in Moscow. Belarus reportedly increased security measures.