US guarantees that every state will have a Republican Form of Government.
Holy Fairs: The Kumbh Mela (the "pitcher festival") is one of the holiest of Hindu pilgrimages that is held four times every twelve years; the location is rotated among the four cities of Prayagraj, Haridwar, Nashik, and Ujjain. Shravani Mela of Deoghar and Pitrapaksha Mela of Gaya are also notable holy fairs.
They can reveal how individuals experiencing historical events actually reacted
Francis Drake circumvented the globe from 1577-1580, helped defeat the Spanish Armada of 1588, and was the most renowned seaman of the Elizabethan era.
Northern merchants that is the answer
