1930s
1940s
1950s
1960s
1970s
1980s
1990s
2000s
2010s
2020s
2030s

15th
16th
17th
18th
19th
20th
21st
22nd
23rd
24th
25th

Categories

Categories:

1980s introductions
Writing systems by decade of introduction
Writing systems introduced in the 20th century