President Donald Trump’s latest travel limitations may keep fans from the 19 named nations from seeing their athletes compete in some of the globe’s most important sporting events in the next several years,

U.S. President Donald Trump often says the 2026 World Cup and 2028 Los Angeles Olympics are among the events he is most excited about in his second term.

Here is a closer look at why the administration says it is instituting full bans on foreign nationals traveling to the U.S. from 12 nations.