text: in which date u2 released this song ( the joshua tree)?   1st of all,the joshua tree is an album,not a song; heres the complete discography; boy-1980 october-1981 war-1983 under a blood red sky-1983 unforgettable fire-1984 wide awake in america-1985 the joshua tree-1987 (march 9) rattle & hum-1988 achtung baby-1991 zooropa-1993 pop-1997 hasta la vista baby-2000 all that you can leave behind-2000 how to dismantle an atomik bomb-2004   hope this helps you.  and myself being a fan of u2 since their first album,is going to tell you that their first three albums are truly their best! i started losing intrest in u2 after unforgettable fire(when they started to become too commercial)peoples music always start to suck when they become commercial.check out the first three, peace!!!