Events <onlyinclude> January–March January 8 – Frederick, the eldest son of King George II of Great Britain is made Prince of Wales at the age of 21, a few months after he comes to Britain for the first time after growing up in Hanover. For 23 years, Frederick is heir apparent to the British throne, but dies of a lung injury in 1751. January 19 – At the age of 14, Joseph (José), Prince of Brazil, son of King John V of Portugal, is married to the 10-year-old Princess Mariana Victoria of Spain, eldest daughter of King Philip V of Spain. In 1750, the couple become King Joseph I and Queen Consort Mariana Victoria of Spain. February 14 – King Philip V of Spain issues a royal cedula, directing an effort to offer incentives to families from the Canary Islands for settlements in New Spain north of the Rio Grande in the modern-day U.S. state of Texas (→ Canarian Americans). February 24 (February 13 O.S.) – In the city of Resht in Persia, Russian and Afghani leaders sign a peace treaty, with General Vasily Levashev for Russia and Muhammad Saidal Khan for Afghanistan. February 25 – James Oglethorpe, a member of the British House of Commons, begins service as the Chairman of the Gaols Committee to investigate the conditions of Britain's jails and prisons after the death in Fleet Prison of his friend, Robert Castell. The Oglethorpe Committee's report propels Oglethorpe to fame and leads to the beginning of British penal reforms. March 5 – Abdallah of Morocco becomes the new Sultan of Morocco upon the death of his half-brother, Abu'l Abbas Ahmad. Sultan Abdallah reigns for five years before being deposed for the first time, then returns to the throne five more times between 1736 and 1757. March 19 – John of Nepomuk (Jan Nepomucký) of Bohemia is canonized by Pope Benedict XIII more than 300 years after being tortured and drowned in 1393 by order of King Wenceslaus IV; John becomes patron saint of Roman Catholics in the Czech Republic. March 23 – Johann Sebastian Bach's First Köthen Funeral music premieres at St. Jakob, Köthen, in honor of the funeral of his former employer Leopold, Prince of Anhalt-Köthen. The next morning, Bach's funeral cantata Klagt, Kinder, klagt es aller Welt, BWV 244a premieres at St. Jakob, marking the same occasion. April–June April 3 – Benjamin Franklin, aged 23,