They created a program 'whereby' single parents could receive greater financial aid. [=a program that would allow single parents to receive greater financial aid]
(..) unfortunately put to death, the members of the Ruling Council, along with your family, were obliged to put their seals to these documents, whereby Lord Wigstan, in the presence of the laity and the clergy of Mercia, accepted both your abdication from the throne and my assumption of it. What? (..)2016 TvShow: Vikings Title: Portage Season: 4 Episode 8