• 1990 establishments by continent (7 C)
• 1990 establishments by country (176 C)

A

• Amusement parks opened in 1990 (12 P)
• Awards established in 1990 (2 C, 154 P)

B

• Buildings and structures completed in 1990 (20 C, 56 P)

C

• Constituencies established in 1990 (100 P)

E

• Event venues established in 1990 (3 C, 13 P)

H

• Hotels established in 1990 (34 P)

I

• Internet properties established in 1990 (14 P)

N

• Noble titles created in 1990 (23 P)

O

• Organizations established in 1990 (14 C, 268 P)

P

• Performing groups established in 1990 (1 C, 5 P)
• Populated places established in 1990 (30 P)
• Projects established in 1990 (2 P)
• Protected areas established in 1990 (1 C, 198 P)
• Publications established in 1990 (4 C, 5 P)

R

• 1990 radio programme debuts (15 P)
• Radio stations established in 1990 (360 P)
• Railway stations opened in 1990 (24 C)
• Recurring events established in 1990 (4 C, 79 P)

S

• States and territories established in 1990 (1 C, 31 P)

T

• Television channels and stations established in 1990 (207 P, 1 F)
• 1990 television series debuts (42 C)