From what I can find Blinken did oppose the relocation

https://www.middleeasteye.net/live-update/us-opposes-relocating-palestinians-egypt-blinken-says

https://www.middleeasteye.net/live-blog/live-blog-update/us-opposes-displacement-palestinians-blinken-assures-jordans-king

It’s no surprise that Trump has and will continue to embolden Israel more.

Still, the fact that Trump pressured Israel to start the ceasefire in Gaza is incredibly frustrating because the Biden admin could have done the same thing for over an entire year and chose not too. At the expense of both the lives of Palestinians and the Democrats chance of reelection