An immigration hold can mean different things. Usually, it refers to an alien who is detained by state or federal authorities. If your boyfriend is in custody of a state or federal detention facility, it means that as soon as he is released from a state or federal custody, ICE (Immigration and Customs Enforcement) will take over the custody and continue to hold your boyfriend in their custody.
You can find out about this by calling the jail/prison; or you can call local ICE office. You...
The process should be the same as your ex-wife. Your current wife should bring original documents of divorce decree and new marriage certificate. Make sure to bring some bona fide marriage between you and your current wife too in addition to proof of your valid H-1B status in the US
if your first H-1B was approved and then revoked before you started working for your H-1B employer, you are not eligible for H-1B transfer because you have not yet started working for your H-1B employer in H-1B status. You should find another employer to sponsor your H-1B for the coming year and maintain your F-1 status at the same time.
You should hire an lawyer to represent you in your Natz application process. Arrests and convictions in another country which happened more than five years are also considered in the Natz application for good moral character.
I think the question is whether the uncle can sponsor her or him based on the relationship and whether uncle can adopt him or her in order to be sponsored as an adopted child of US citizen.
Your uncle cannot sponsor you based on the relationship between two of you. The adoption for immigration purpose is complicated. Usually, adoption has to occur under the age of 16 for the child. The only exception to this age is if you have sibling who is under 16, then your uncle can adopt you both for...
Since for each marriage you entered, you have to prove you did not enter the marriage just for immigration purpose, you are going to carry an additional burden to prove your future marriage, plus your current marriages, were ( is going to be) entered in good faith. So, the answer is yes, you can remarry again, but you really need to have all the documents prepared from previous marriage before your divorce.
If you only intend to give your niece some immigration benefits and if she is over 16, it is too late to adopt her for immigration purpose unless she has a sibling under age of 16 and you adopt both.
Your status in the US matters too. It depends on where you live and the state law governs whether and how you can adopt your niece.