the American
Another view The US passport has some definite advantages, lower entry fees in many countries, travel to most countries with out trouble, easy Visa acceptance where they require visas. The down side: The USA is hated in a lot of countries. Some countries will refuse entrance or Visas. Canada My other passport. You pay Visa fees in a lot more countries but travel a lot more inconspicuous than US passport holders in a lot of countries. Many countries that don't allow US passport holders are easy to get Visas for Canadians. These countries do not carry your US passport in even hidden your luggage!
Another Answer
The British passport will allow visa-free entry to more countries than any other, bar (I think) Iceland, making it the second-most prestigious passport in the world.
british
You have to have that country's passport.
To rebuild their country and become a stronger country
You can fly anywhere within the borders of your current country.
Practically, it is safe to travel with a legitimate, valid passport of your country. If you are a dual passport holder then you use the particular passport for that country and the other passport for the other country. like if you are travelling to US then use US passport if you are travelling Canada use your Canadian passport.
The World Service Authority passport isn't a government issued passport, so legally it isn't acceptable for travel anywhere. However, some people have been able to use them to enter a country. The only countries that accept the passport outright are: Togo, Mauritania, Ecuador, Zambia, Tanzania, Burkina Faso.
When you enter a country, you have to have a passport--even if you are a citizen of that country.
The passport that you obtained to enter the country is the same one that you need to exit the country.
If she is not Pakistani, try to contact the passport office in your country who can help you out. If you are out side the country try to contact the Pakistani embassy in your country who can help you out.
To get a UK passport you must be a citizen of the UK.A passport is proof of identity and proof of citizenship. Therefore you can only get a passport for a country if you are a citizen of that country (with very few exceptions).
You need a passport when travelling to a country other than your own and when returning to your own country from another country.
A passport from your country of citizenship
No because America is a stronger wealthier country