There is No such thing like this.
YES, you just need to believe and then for the nonbelievers think it's not true.
The understanding of Muslims on this point seems to be diverse. There are those who would teach that Muslims are to respect all religions - and there are many who do. However, there are teachings in the Qur'an that some interpret to mean Muslims are to dominate unbelievers - and some extremists have extended this to the idea of world domination.
True Muslims help everyone
Yes, Mahmud Ghaznawi was a true hero of the Muslims.
It is not true. Muslims like Sufists.
True and virtuous Muslims are promised Paradise after their death after the Day of Judgment.
It is not true. Muslims neither pray nor eat pork or pig.
As a Muslims, your wives can be Muslims, Christians of Jews.
6
Yes.
Because their religion is the true religion and they want non-Muslims to realise that their religion is not right, and the Muslims want them to convert and have a better life
No not at all.