Pilgrimage (or Hajj) is the fifth pillar of Islam five pillars (refer to question below). If one denying Hajj intentionally and knowingly this expels him/her from Islam and becomes sinful. However, if he/she can't afford to perform pilgrimage due to health, financial, or safety problems then it would not be a problem.
we would die
You would die
you would blow up
what would happen if the 8th amendment didn't exist
Nothing will happen you have to atleast follow the Muslim rules.
we have freedom
?
Nothing would happen. You either believe in them or you don't!
if you mean like important dates it would be the date that they did haj- a holy pilgrimage to mecca
There will die
Protein wouldn't digest.
they would get punished