Popular jubilation in the country of Diego Maradona and Lionel Messi, who won the only title that was still missing from his list on Sunday.
Already crowned in 1978 and 1986, the Albiceleste is triple world champion.
She won this new star by beating France at the end of an anthology final which saw the Argentines win the test on penalties, the two teams having not been able to decide during the 120 minutes of play ( 3-3).
Kylian Mbappé scored a hat-trick for the Blues.