Y gwahaniaeth rhwng diwygiadau o "1428"

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== Digwyddiadau ==
*[[2 Chwefror]] - Daeargryn yn Catalonia, Sbaen<ref>{{citation|first=E.|last=Banda|first2=A. M.|last2=Correig|year=1984|title=The Catalan earthquake of February 2, 1428|journal=Engineering Geology|publisher=[[Elsevier]]|volume=20|issue=1–2|pages=89–97|doi=10.1016/0013-7952(84)90045-0|language=en}}</ref>
*[[12 Hydref]] &ndash; Dechreuad y Gwarchae Orléans yn Ffrainc, gan Lloegr<ref>{{cite book|title=The First Biography of Joan of Arc: Translated and Annotated by Daniel Rankin and Claire Quintal|url=https://books.google.com/books?id=-5AnyffsHu4C&pg=PA67|date=15 February 1964|publisher=University of Pittsburgh Pre|isbn=978-0-8229-7540-3|pages=67|language=en}}</ref>
 
== Genedigaethau ==
 
== Marwolaethau ==
*[[30 Awst]] -&ndash; [[Shōkō]], ymerawdwr Japan, 27
*[[3 Tachwedd]] &ndash; [[Thomas Montacute, Iarll 4ydd Caersallog]], 40 (yn y Gwarchae Orléans)<ref>{{cite book|title=Wiltshire Notes and Queries|url=https://books.google.com/books?id=5a9DAQAAMAAJ|year=1905|page=489|language=en}}</ref>
 
==Cyfeiriadau==