Original sentence: The deadlock centered around an argument in which Trump sought to include $5.7 billion in funding for a border wall as part of an upcoming bill on a House-passed continuing resolution to fund the United States Government
Edited sentence: The deadlock centered around an argument in which Trump sought to include $5.7 billion in funding for a border wall, a core election campaign promise on border security he sought to fulfill with his supporters, as part of an upcoming bill on a House-passed continuing resolution to fund the United States Government