site.btaToday's Observances: May 22
![Today's Observances: May 22](/upload/253593/calendar.jpg?l=1000)
![Today's Observances: May 22](/upload/253593/calendar.jpg?l=1000&original=)
MAY 22
The world:
- National Day of Yemen: Unification Day (1990).
- International Day for Biological Diversity.
On this date in Bulgarian history:
1954: Diplomatic relations with Greece are restored. Established September 9, 1880, broken June 16,
/VE/
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