It is possible to travel as long as you follow the proper steps to avoid violating the law or avoiding having your green card request denied.
Certain crimes committed by residents, even citizens, can impact whether their relative will be able to obtain a green card or a fiancé visa.
There are situations where it is possible to receive a green card if the U.S. citizen spouse dies before starting the petition.
Compliance with the Real ID Act will start in May of 2023 which will require everyone living in the U.S. to obtain new enhanced ID cards.
On October 19, 2022, USCIS announced changes that aim to remove barriers to the naturalization process for applicants with disabilities.