Canadian GP moments: Hamilton's battle with Vettel, Button's win in the wet

As Formula One returns to Canada for the first time since Lewis Hamilton's record-equalling victory in 2019, we take a look back at that race and Jenson Button's dramatic win at the Circuit Gilles-Villeneuve in 2011.

The first Canadian Grand Prix for three years arrives at a crucial moment in the F1 season as Ferrari look to bounce back following a disastrous weekend in Azerbaijan.

Charles Leclerc and Carlos Sainz retired from the race with engine failures, allowing Max Verstappen to lead Sergio Perez to a Red Bull one-two, extending leads at the top of the drivers' and constructors' championships.

It is not the first time the Canadian GP has come along at a vital period in a title battle, with the 2019 GP having seen a race-long contest between Hamilton and Sebastian Vettel as they fought an intense championship duel.

After Vettel had taken pole and retained his lead at the start, the tense encounter reached its climax on lap 48 as the German ran off track at the turn-three chicane before re-joining and squeezing Hamilton.

Although Vettel saw the chequered flag before the Mercedes man, a five-second time penalty for the incident saw him drop to second place after the race had ended.

The result gave Hamilton a record-equalling win, joining Michael Schumacher on seven victories in Montreal and increasing his lead in a championship race which he ultimately won.

While the scenes on track were dramatic, those that followed were perhaps more iconic, as Vettel switched the first and second place signs from in front of his and Hamilton's cars.

Despite his clear anger, when some spectators booed Hamilton during the post-race interviews, Vettel urged them to stop and said any booing should be directed at "funny decisions".

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