On 24 November 2021, the U.S. Embassy in Kyiv issued a Security Alert regarding increased military activity along the border with Russia, which reads in part as follows: “Location: Donetsk, Luhansk, Crimea, and Ukraine’s borders

“Event: U.S. citizens are advised of concerning reports of unusual Russian military activity near Ukraine’s borders and in occupied Crimea. The Travel Advisory for Ukraine remains at Level 4 – Do Not Travel in Crimea due to abuses by Russian occupation authorities, in the eastern parts of the Donetsk and Luhansk oblasts due to armed conflict, and for all of Ukraine due to COVID-19. U.S. citizens are reminded the security conditions along the border may change with little or no notice.”