Original sentence: However, this measure was later vetoed by the acting president, who said he would not sign the bill until new legislation protecting minority languages was developed
Edited sentence: The move by nationalist politicians on February 23rd to strip ethnic Russians of their language rights caused an immediate backlash in regions where they formed the majority and gave Russia a reason to intervene militarily.This measure was vetoed six days later by the acting president, who said he would not sign the bill until new legislation protecting minority languages was developed, but by then Russia had already intervened