Arsenal reached the Champions League final for the first time in 20 years as Bukayo Saka sealed a 1-0 win against Atletico Madrid.
Mikel Arteta’s side settled the semi-final second leg with Saka’s strike late in the first half at an ecstatic Emirates Stadium.
The Gunners, who drew 1-1 in the first leg in Madrid last week, held firm after Saka’s goal to go through 2-1 on aggregate.
Arsenal will face Paris Saint-Germain or Bayern Munich in the final in Budapest on May 30.
Holders PSG, who beat Arsenal in the semi-finals last year, have a 5-4 lead ahead of the second leg in Munich on Wednesday.
It was a cathartic night for Arsenal, who are back in the Champions League final for the first time since losing 2-1 to Barcelona in their only previous appearance in the showpiece in 2006.
Arsenal have never won the Champions League, with their two major European trophies coming in the 1994 Cup Winners’ Cup and the 1970 Inter-Cities Fairs Cup.
Their last continental final ended in a 4-1 defeat against Chelsea in the 2019 Europa League.
It is shaping up to be Arsenal’s greatest ever season as they chase a Premier League and Champions League double.
Fittingly, it was Saka the homegrown symbol of the Arteta era who proved Arsenal’s match-winner.
Now just four games from immortality, Premier League leaders Arsenal were given a huge boost in the title race when second-placed Manchester City drew at Everton on Monday.
The Gunners will be crowned champions if they win their last three games against West Ham, Burnley and Crystal Palace.
Once the title is decided, Arsenal will head to Hungary with a maiden Champions League crown in their sights.
But the ‘nearly-men’ and ‘serial choker’ labels applied only weeks ago are on the verge of being banished forever.
Thousands of Arsenal supporters massed outside the stadium before kick-off to greet their team with flares and flags, a vociferous display of affection underlining Arsenal’s desperation to make history.
It was the kind of evening in north London, when nothing was beyond the realm of possibility as Arsenal moved closer to casting off the shackles of two decades of underachievement.