Plz plz hury What is Ramadan, and what do Muslims do to show that it is important?

Ramadan is a holy month of worship, study of the Quran, prayer, and fasting. Ramadan occurs during the month in which Muslims believe the Quran began to be revealed to the Prophet Muhammad. ... During Ramadan, the fast helps believers purify their hearts, renew their faith, seek forgiveness, and increase self-discipline.

Explanation:

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;