The group are collectively accused of committing more than 47,000 crimes, including murder.
Drawing a line under Lord Mandelson's appointment is proving impossible for the prime minister.
Sir Olly Robbins says he felt "uncomfortable" after No 10 discussed finding a job for the PM's then-communications chief.
Gabrielle Carrington, of Broadfield Road, Manchester, appears at Westminster Magistrates' Court.
US envoy Steve Witkoff and Donald Trump's son-in-law Jared Kushner have travelled to Moscow several times, but never to Kyiv.