20th century
20th Century Orchestral Music
Modern music (which came to fruition in the 20th century).
Writing a essay on the Raymond Dean in the 20th century. This musical is about Political activism.
20th century
Both are equally acceptable, equally used and equally understood
in the 20th century in the 20th century
1966 was in the 20th century.
No, 1912 was not in the 20th century; it was in the 19th century. The 20th century began on January 1, 1901, and ended on December 31, 2000. Therefore, 1912 falls within the 1900s, which is the 20th century.
What was the era in 1912?
He was born in 1869, which was the 19th century, and died in 1948, which was in the 20th century.
First, be inspired by history, then let your imagination run wild.