![File:HK fans item the red cap hat cotton white words Make America Great Again label made in USA CF headwear April 2017 IX1 04.jpg - Wikimedia Commons File:HK fans item the red cap hat cotton white words Make America Great Again label made in USA CF headwear April 2017 IX1 04.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/7/76/HK_fans_item_the_red_cap_hat_cotton_white_words_Make_America_Great_Again_label_made_in_USA_CF_headwear_April_2017_IX1_04.jpg)
File:HK fans item the red cap hat cotton white words Make America Great Again label made in USA CF headwear April 2017 IX1 04.jpg - Wikimedia Commons
![U.S. President Barack Obama tries to figure out how to adjust a cap given to him by FBI director Robert Mueller during his visit to FBI headquarters in Washington April 28, 2009. U.S. President Barack Obama tries to figure out how to adjust a cap given to him by FBI director Robert Mueller during his visit to FBI headquarters in Washington April 28, 2009.](https://c8.alamy.com/comp/2D1RD5N/us-president-barack-obama-tries-to-figure-out-how-to-adjust-a-cap-given-to-him-by-fbi-director-robert-mueller-during-his-visit-to-fbi-headquarters-in-washington-april-28-2009-reuterskevin-lamarque-united-states-politics-images-of-the-day-2D1RD5N.jpg)
U.S. President Barack Obama tries to figure out how to adjust a cap given to him by FBI director Robert Mueller during his visit to FBI headquarters in Washington April 28, 2009.
![British Rail employee wearing cap with cap badge, April 1964. at Science and Society Picture Library British Rail employee wearing cap with cap badge, April 1964. at Science and Society Picture Library](https://s3-eu-west-1.amazonaws.com/lowres-picturecabinet.com/43/main/53/132541.jpg)