Government Debt.
Corruption.
Extreme weather.
Lack of control in local food.
Lack of access to education.
Mental illness - lack of proper psychiatric care.
World hunger.
Epidemic diseases.
I found 4 branches of Protestantism: Lutheran, Calvinist, Baptist, and Anglican.
I hope this helps.
The age of the universe, the identity of quasars, and the existence of dark energy.
