According to Donald Trump, he intended to employ the Alien Enemies Act of 1798 as a means to expel Venezuelan individuals associated with the criminal gang Tren de Aragua. Nonetheless, a judge intervened and temporarily stopped the proposed action shortly after its announcement.
Source: https://www.dw.com/en/trump-stalled-by-judge-after-using-wartime-deportation-law/a-71934135?maca=en-rss-en-all-1573-rdf