Yes, Nigerian citizens need a visa to visit Jamaica.
Yes, an Indian citizen needs a visa to travel to Jamaica.
jamaica
grenada
Yes
A Nigerian national who is living in, but is not a citizen of Poland, and does not have a Polish passport, will need to apply for a visa to visit the UK.
A Nigerian citizen travelling on a Nigerian passport has visa free travel to 50 countries. The list can be found here: http://en.wikipedia.org/wiki/Nigerian_passport#Visa-free_travel
Nigerians are required to have a visa to travel to Britain.
As the Nigerian requires a visa to enter the US, he /she can stay as long as the visa is valid. If the nigerian has a green card, then he/she can live in the US for any period of time as it gives them the permanent resident status.
Yes, you will need a visa to travel to Portugal if you are not a citizen of a country that is exempt from visa requirements. It is important to check the specific visa requirements based on your nationality before traveling.
Yes, Nigerian citizens require a visa to enter Namibia. They must apply for a visa prior to their arrival, which can often be obtained through Namibian embassies or consulates. It is advisable for travelers to check the latest visa requirements and application procedures before planning their trip.
You have to apply for a US visa prior to departure for any purpose of travel.