APPENDIX A
The Greatest Powers According
to the Cow Project
Entry and Exit Dates for States to Be Designated as Major Powers, COW,
1816–2016^1
State Start Date End Date
USA (United States) 2 13/8/1898 31/12/2016
UKG (United Kingdom) 200 1/1/1816 31/12/2016
FRN (France) 220 1/1/1816
15/8/1945
22/6/1940
31/12/2016
GMY (Prussia/Germany) 255 1/1/1816
1/1/1925
11/12/1991
11/11/1918
7/5/1945
31/12/2016
AUH (Austria-Hungary) 300 1/1/1816 3/11/1918
ITA (Italy) 325 1/1/1860 2/9/1943
USR (Russia / Soviet Union) 365 1/1/1816
1/1/1922
5/12/1917
31/12/2016
CHN (China) 710 1/1/1950 31/12/2016
JPN (Japan) 740 1/4/1895
11/12/1991
14/8/1945
31/12/2016
1 COW, Major Powers