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Spain.
Spain is mostly Roman Catholic, but has pockets of Muslims as well. There are diverse existences of other religions, however these are the largest. There is also a growing Atheist population in Spain.
Roman Catholicism makes up a large percentage of the religions practiced in Spain. However, many do not practice religious worship or attend church.
The different types of religions and beliefs practiced around the world include Christianity, Islam, Hinduism, Buddhism, Judaism, Sikhism, and many others. These religions have unique beliefs, practices, and traditions that guide the lives of their followers.
Ireland has many beliefs, too many to list here. It depends on what category of beliefs you mean. Ireland has religious beliefs, mainly Christian but other religions too, and it has political beliefs, social beliefs, personal beliefs and so on.
Spain.
Depending on who you ask; many will say that all the other religions or beliefs are false doctrine...Depending on who you ask; many will say that all the other religions or beliefs are false doctrine...Depending on who you ask; many will say that all the other religions or beliefs are false doctrine...Depending on who you ask; many will say that all the other religions or beliefs are false doctrine...
Spain is 94% Roman Catholic. All the other religions only total 6%.    
Religions last forever unless you change your beliefs
   
Hinduism developed over 3,500 years, absorbing many beliefs from other religions. It is one of the world's major religions.-KE hope this helps!