datespedia
:
com
Every date has its own story
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
29.
30.
31.
January
February
March
April
May
June
July
August
September
October
November
December
De salutis gregi Dominici
Info
papal bull
publication date
November 1, 1567
Wikidata
Q19425271