"Nearly 100 special forces from five Western countries — including more than a dozen Americans — have been operating on the ground in Ukraine, according to a leaked document.
The classified document, dated March 23 and marked “Secret,” revealed that the US had 14 special forces in Ukraine as of last month, reported the Guardian."
https://nypost.com/2023/04/12/pentagon-leak-shows-14-us-special-forces-present-in-ukraine/
US Special Forces in Ukraine at embassy, official confirms, as Pentagon document leak probe heats up
https://www.msn.com/en-us/news/world/usobassy-official-confirms-as-pentagon-document-leak-probe-heats-up/ar-AA19LVTB