Portal:United States/Did you know

Usage
These "Did you know..." subpages are randomly displayed using Random subpage.
 * 1) The layout design for these subpages is preloaded from Portal:United States/Did you know/preload.
 * 2) Add a new DYK to the next available subpage, using three hooks per page. Find hooks using search boxes below:
 * 3) Update the parameters start and end in the template  above.

Nominations
Feel free to add United States-related DYKs from the DYK archives. The monthly archives and some "United States" examples are listed below.

Guidelines
More "Did you know"s can be nominated here. General guidelines for nominations, based on Did you know include:
 * Any United States-related WP:DYKs that have previously appeared at Template:DYK may be added to the next available subpage, above.
 * All hooks must first have appeared on the Main Page in the Did you know section.
 * Note: -- Each hook and selected fact requires a link cited at its respective subpage to the time it appeared on the Main Page in Template:Did you know, or the associated WP:DYK archive at Recent additions.