This History of the United States user interest template has two userbox options as shown below:
Wikitext | Userbox | Default Category | ||
---|---|---|---|---|
((User interest US history)) |
|
Category:Wikipedians interested in United States history | ||
((User interest US history|0)) | no userbox | Category:Wikipedians interested in United States history |
Place the appropriate Wikitext on your user page, and this template will display the userbox shown above and add your user page to the category indicated.