Forever stamps are also traditionally based on important themes in American culture, including military anniversaries, ...

The USPS often releases new designs for stamps, such as the fishing-themed images on last week's new set of Forever Stamps, or stamps that commemorate public holidays, or the advent of a new year.

According to USPS, the independent agency receives about 30,000 suggestions for new stamps every year—a huge number which shows that many Americans care deeply about who and what they see ...