site.btaToday's Observances: Sept. 15
![Today's Observances: Sept. 15](/upload/194460/C30C4BF5-B4BB-4734-AC51-64666BACBC50.jpg?l=1000)
![Today's Observances: Sept. 15](/upload/194460/C30C4BF5-B4BB-4734-AC51-64666BACBC50.jpg?l=1000&original=)
The world:
- National Day of Costa Rica. Independence Day (1821);
- National Day of Guatemala. Independence Day (1821);
- National Day of Salvador. Independence Day (1821);
- National Day of Nicaragua. Independence Day (1821);
On this date in
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