hereby; in this way(Alexander Matytsin); by that; in so doing(Dealing a defiant blow to the Kremlin, President Petro O. Poroshenko of Ukraine signed a long-delayed trade pact with Europe on Friday that Moscow had bitterly opposed. ... In so doing, Ukraine's new leader, a billionaire confectionary magnate, has in effect raised a risky bet on the West that has cost his country hundreds of lives and the loss of the Crimean peninsula to Russia and has set off a low-level civil war in its eastern border region.nytimes.com4uzhoj); in doing so(Putin will surely continue to build up the capabilities he would need to conduct the full-scale invasion of Ukraine over the course of this winter. He gains tremendous leverage with the West in doing so and...understandingwar.org4uzhoj); herein; hereinto; herewith