It would be "Article 6" of the US Constitution that <span>proclaims the constitution as the highest law in the land, since this is one of the main tenants of federalism, in which the central government and the states share power. </span>
Nazi leaders sought to expel Jews from Germany by sistematically isolating them from society and eliminating them from the German Economy, depreving them of any opportunity to earn a living
A widespread disease that killed many people
the split of the Christian church
invasion from Arab Muslims