Editing 1538 (section)

===Date unknown===
* [[Michelangelo]] starts work on the ''[[Piazza del Campidoglio]]'' on the [[Capitoline Hill]] in Rome.<ref>{{cite book |last1=Zirpolo |first1=Lilian H. |title=Michelangelo: A Reference Guide to His Life and Works |date=9 August 2020 |publisher=Rowman & Littlefield |isbn=978-1-5381-2304-1 |page=139 |url=https://books.google.com/books?id=UTXsDwAAQBAJ&dq=Michelangelo+Piazza+del+Campidoglio+Capitoline+Hill+%221538%22&pg=PA139 |access-date=26 August 2023 |language=en}}</ref><ref>{{cite book |last1=Ackerman |first1=James S. |title=The Architecture of Michelangelo: Catalogue |date=1964 |publisher=A. Zwemmer |page=50 |url=https://books.google.com/books?id=EyURAQAAMAAJ&q=%20%221538%22%20piazza |access-date=26 August 2023 |language=en}}</ref>
* The first in a decade-long series of severe famines and epidemics sweep central and southeastern [[China]] during the [[Ming dynasty]], made worse by a decision of [[1527]] to cut back on the intake of grain quotas for [[granary|granaries]].
* In China, a [[tsunami]] floods over the [[seawall]] in [[Haiyan County, Zhejiang|Haiyan County]] of [[Zhejiang]] province, inundating fields with saltwater, ruining many acres of crops. This drives up the price of foodstuffs, and many are forced to live off of tree bark and weeds (as Wang Wenlu states in his writing of [[1545]]).