Visa
The answer will depend very much on the country and the specific context. Since you have not specified either, I cannot provide a more useful answer.
Moscow does not have a specified national animal. The animal rules in Moscow are very strict and only certain ones can be imported and exported into the country.
We can not answer your question because you have not specified the country of the president you are asking about. Many countries have presidents. Please be specific if you want us to answer your questions.
That would depend on the country to which the law would apply as every country has different rules. You have not specified a country so I can not give you an exact answer - please make your questions more specific.
We can not answer your question because you have not specified which country's Navy you are wanting information about. If you want us to answer your questions please make them specific.
Impossible to answer unless specified.
We can not answer your question because you have not specified which country's civil war you are asking about. Most countries have had a civil war at some time in their history. Please make your questions clear and specific if you want us to answer them for you.
We can not answer your question because you have not specified which country's civil war you are asking about. Most countries have had a civil war at some time in their history. Please make your questions clear and specific if you want us to answer them for you.
A passport is a must if you want to travel out of your country. There are certain exceptions to this like traveling from US to Canada. Similarly, citizens of specific countries are exempted from obtaining a visa under specific circumstances ( like the Visa Waiver Program in the US)
Sachin was out of the country
The only country I know of where it's illegal to have a specific number of babies is China, which has a one-child policy.
Yes, it is correct to say "I will be out of the country" if you are indicating that you will be leaving the country for a period of time.