It is a term used by biblical scholars meaning that it is used for religious reasons like pastors, christian or any other church religion except for the ones who pray to objects like the sun and statues
Your natural rights are such as your rights to free speech, your rights to believe in your own religion and such stuff like that, your individual rights are ones such as the right to go forward with learning or try to archive goals, the right basically to not let people stop you.
The United States got the Soviet Union to remove the missiles by respecting Cuba as a sovereign territory of the Soviet Union.