September - National Days of Countries

1 -  Libya, Slovekia, Uzbekistan
2 - Vietnam
3 - San Marino
4
5
6 - Swaziland
7 - Brazil
8 - Andoraa, FYROMacek
9 - Democratic People's Republic of Korea, Tajikistan
10
11
12
13
14
15- Costa Rica, El Salvador, Guatemala, Honduras, Nicarugua
16 - Mexico, Papua New Guinea, St. Christopher & Nevis
17
18 - Chile
19 - St. Christopher & Nevis
20
21 - Armenia, Belize, Malta
22 - Mali
23 - Saudi Arabia
24 - Guinea Bissau
25
26
27
28
29
30 -  Botswana Day

http://presscode.gr/index.php?option=com_gcalendar#year=2012&month=9&day=1&view=month