The Bitcoin scaling agreement, better known as the "New York Agreement", jointly proposed by over 50 companies at the Consensus 2017 conference, added fuel to the "block size war" in 2017.
The New York Agreement was intended to end the long-standing debate about Bitcoin scaling by increasing block capacity through the activation of Segregated Witness and doubling the block size (i.e., SegWit2X).
Read more about these events in Jonathan Bier's "Blocksize War".