No, your cell phone will most likely not work in Ghana . You can buy telephone up on arrival in Ghana

Yes. You must bring adapters for your appliances though, since Ghana outlets generally are the British BS-1363 type.

You must be aware that the voltage and current used in the U.S. is different from many countries (120V, 60Hz). Therefore many electrical devices such as hair dryers, electric shavers, electric kitchen devices, etc., will not work correctly in the U.S. To use these items in the U.S. you will have to purchase a voltage/current converter. However these devices can be very costly and have limited amounts of power consumption.

I recommend bringing your bride to the US on a K (fiancée) visa and then marrying her here. This way while she is waiting for her permanent residency papers she is in the US with you. If you get officially married in Russia, she will have to wait for those papers in her home country. This process is lengthy, might take as long as 6 or more months, so you really need to take this into consideration.

A. Yes, and for you it is better to bring her to the US on a K (fiancée) visa and then marry her here. While she is waiting for her permanent residency papers, she will be with you. In case you get married in Russia, she will have to wait for the papers there. It may take as long as 6 months (sometimes even longer), keep that in mind.

According to the US Department of Agriculture, the majority of milk products originating from countries affected with Foot and Mouth Diseases are prohibited; however, Plant Protection and Quarantine has been instructed to provide some exceptions including "Milk and milk products intended for use by infants or very young children are enterable (into the U.S.) if in a reasonable or small quantity for several days' use".