| Year | Month | Day | Event |
|---|---|---|---|
| 1950 | Nov | 19 | Eisenhower Becomes Commander Of NATO-Europe |
| 1952 | Apr | 28 | Eisenhower Resigns As NATO Commander |
| 1955 | May | 09 | West Germany Joins NATO |
| 1995 | Dec | 20 | NATO Begins Peacekeeping In Bosnia |
| 1999 | Mar | 12 | Hungary And Poland Join NATO |
| 1999 | Jun | 09 | Yugoslavia NATO Sign Treaty During Kosovo War |
| 2001 | Oct | 04 | NATO Confirms North Atlantic Treaty Article |
| 2002 | May | 28 | NATO Declares Russia A Limited Partner |
| 2002 | Nov | 21 | Nato Looks To Expand Membership By 7 |
| 2004 | Mar | 29 | Eastern Bloc Countries Join NATO |
| 2009 | Apr | 01 | Croatia And Albania Join NATO |