Two days before peace talks with the US, Ukraine found itself without a delegation head. The resignation of the Presidential Office’s chief of staff, Andriy Yermak, came as a surprise to Ukrainian society and the political establishment. He stepped down just two days before he was expected to lead Ukraine’s negotiating team in the United States. JOIN US ON TELEGRAM Follow our coverage of the war on the @Kyivpost_official . Moreover, Yermak had previously led several delegations, influenced key