The United States claimed the final qualifying spot for this year's Rugby World Cup after defeating Spain 58-13 in their final play-off match on Sunday.
Conrad Hodgson, Philip Eloff and Riaan Van Zyl each scored two tries for the USA, with Mike Hercus adding 18 points from two penalties and six conversions.
Already leading 62-13 after the first leg in Spain, the win at Fort Lauderdale's Lockhart Stadium completed a crushing 120-26 aggregate victory.
The USA will join France, Scotland Fiji and Japan in Pool B of October's finals, with their first match against Fiji on 15 October.
It will be the States' fourth appearance in the Rugby World Cup.
The Americans won their first match in Australia and New Zealand in 1987 but lost their next eight matches.