A

• [+] Awards established in 1991 (54 P)

C

• [+] Companies established in 1991 (6 C, 225 P)

E

• [+] Educational institutions established in 1991 (3 C, 180 P)

H

• [+] Hospitals established in 1991 (10 P)

I

• [+] Internet properties established in 1991 (5 P)

M

• [+] Military units and formations established in 1991 (11 P)
• [+] Museums established in 1991 (21 P)
• [+] Musical groups established in 1991 (272 P)

O

• [+] Organizations established in 1991 (9 C, 79 P)

P

• [+] Political parties established in 1991 (1 C, 69 P)
• [+] Protected areas established in 1991 (1 C, 62 P)
• [+] Publications established in 1991 (1 C, 79 P)

R

• [+] Radio stations established in 1991 (56 P)
• [+] Railway lines opened in 1991 (3 P)
• [+] Railway stations opened in 1991 (36 P)
• [+] Recurring events established in 1991 (36 P)

S

• [+] Sites of Special Scientific Interest notified in 1991 (18 P)
• [+] Settlements established in 1991 (15 P)
• [+] Shopping malls established in 1991 (12 P)
• [+] Sports clubs established in 1991 (3 C, 39 P)
• [+] States and territories established in 1991 (2 C, 50 P)

T

• [+] Television channels and stations established in 1991 (43 P)
• [+] 1991 television series debuts (2 C, 173 P)

W

• [+] Warsaw Stock Exchange (1 C, 3 P)

A

• ARAS (Force)
• Adrian and Blissfield Rail Road
• Agatu
• Agder Teater
• Arctic Environmental Protection Strategy

B

• BAFTA Cymru
• Back to the Future: The Ride
• Barking Gecko Theatre Company
• Beacon Hill Institute
• Belize Premier Football League
• Black Swan State Theatre Company
• Book Stacks Unlimited

C

• Canadian Children's Rights Council
• The Cancer Center at the University of Minnesota
• Casuarina Prison
• Cercetaşii României
• China Folk Culture Village
• Çırağan Palace
• City of Santa Clarita Transit
• Civil Aviation Authority of Macau SAR
• College Savings Plans Network
• Cologne Round Table
• Commonwealth of Independent States
• Community Action Against Homophobia
• Computers, Freedom and Privacy Conference
• Croatian National Guard
• Crocodile Cafe

D

• Darrell Waltrip Motorsports
• Delta State
• Diet to go
• Disney's Old Key West Resort

E

• East Sussex Astronomical Society
• Econnect
• Edutech
• Elevator Repair Service
• EnergySolutions Arena
• Epea
• European Council for Business Education

F

• Florentino Ameghino Partido
• Friedrich Clemens Gerke Tower

G

• GVU Center at Georgia Tech
• Gabriel Project
• Galerías Pacífico
• Gamma Phi Omega
• Glasgow Women's Library
• Good Neighbors (NGO)
• Grace Center

H

• Holiday Inn Express

H cont.

• Hoover Chair
• Hope Race
• How to Make a Mega Movie Deal
• Human Appeal International
• Hung Hom Ferry Pier

I

• IFAE
• Indy Regency Racing
• Institute for War and Peace Reporting
• Institute of Socio-Political Research
• Instituto Cervantes
• International Confederation of Principals
• Iraqi no-fly zones
• Islamic Research Foundation
• Isthmian League Third Division

K

• Koresh Dance Company
• Krasnensky District

L

• Lithuanian talonas
• Low Income Housing Institute

M

• Macedonian Press Agency
• Maldives Basketball Association
• Micro Gallery
• Mongolian Stock Exchange

N

• NOFV-Oberliga Nord
• NOFV-Oberliga Süd
• Namibia Press Agency
• Nashi (1991)
• National Assembly of Bulgaria
• National Center for Complementary and Alternative Medicine
• New Paper Big Walk
• New Tecumseth, Ontario
• Nickelodeon Indonesia
• North American Indian Center of Boston
• North Atlantic Cooperation Council
• Nottingham Arabidopsis Stock Centre

O

• Oceania Swimming Association
• Omonoia (organization)
• Orange County Transportation Authority
• Ostdeutscher Rundfunk Brandenburg

P

• Penghu National Scenic Area
• Pensions Ombudsman
• Peruvian nuevo sol
• Philippine Children's Fund of America
• Portuguese Securities Market Commission
• Potawatomi Bingo Casino
• Predator Conservation Alliance
• Premier A Slovenian Basketball League
• President of Armenia
• President of Azerbaijan

P cont.

• President of Georgia
• President of Russia
• President of Ukraine
• Prince Philip Medal
• Prva HNL Juniori (Croatian First League of Juniors)

R

• Rockin' Johnny's Diner
• Romanian Space Agency

S

• SPLA-Nasir
• Saxony-Anhalt Cup
• The Screen Test Home Video Adventure
• Singapore Indian Development Association
• Singapore International Foundation
• Slovenian Red Cross
• Slovenian tolar
• Software Technology Parks of India
• Space Nursing Society
• Special Operations Command parachute team
• Stan's Cafe
• STAR TV (Asia)

T

• Technoavia
• The Scripps Research Institute
• Thuringia Cup
• Tresor
• Triangle Foundation
• Trojan Room coffee pot
• Turkish Ice Hockey Federation

U

• U.S. Cellular Field
• ULEB
• UNeMed
• Underwater World, Singapore
• United Nations Angola Verification Mission II
• United Nations Compensation Commission
• United States Senate Select Committee on POW/MIA Affairs
• University of Kentucky Arboretum
• Utah Chamber Artists

V

• Varrak
• Verbandsliga Mecklenburg-Vorpommern

W

• WIG
• Walker Racing
• Warner Bros. Movie World
• Warsaw Stock Exchange
• Wasco State Prison
• Weimar Triangle
• West County Detention Center
• William W. Jeffries Memorial Archives
• World Network of Users and Survivors of Psychiatry

X

• X-Large

Y

• Yekaterinburg Metro