Hamilton's team mate Valtteri Bottas finished third, ahead of Ferrari's Charles Leclerc, in a race aimed at providing more thrills for fans over the three days of track action and potentially shaking up the starting grid.
Valtteri Bottas ended his year-long drought with a dominant victory in Turkey on Sunday while unhappy Mercedes team mate Lewis Hamilton finished fifth and lost the Formula One championship lead to Red Bull's Max Verstappen.
Lewis Hamilton won the Bahrain Formula One Grand Prix for Mercedes on Sunday after French driver Romain Grosjean had a miraculous escape from a fiery first-lap crash that ripped his car in two.
The two teams said they had been reassured by Formula One's approach under chairman Chase Carey and his new management team, who had "brought a new culture of transparency to the sport".
Lewis Hamilton, who started on pole position in Sochi hoping for a 91st Formula One victory to equal Ferrari great Michael Schumacher's all-time record, finished third behind Red Bull's Max Verstappen.
The Dutchman stopped Hamilton from winning an eighth title with a gutsy turn in the final lap.
The pole was the 95th of Hamilton's career and seventh in nine races this season, continuing Mercedes' 100% record in qualifying.
Lewis Hamilton, once the young sensation of Formula One, is starting to feel his age as a new generation of drivers sweeps into the sport and old hands like Jenson Button and Felipe Massa head for the exit.
Lewis Hamilton managed to make the most of the adverse conditions to take pole position for Sunday's race.
The coronavirus crisis could hit soccer's international calendar for "two to three years" and potentially affect the 2022 World Cup in Qatar, Lars-Christer Olsson, an executive committee member of European soccer's governing body UEFA has said. The novel coronavirus, which has infected over 3.13 million people globally causing more than 218,000 deaths, has wreaked havoc on the soccer schedule with Euro 2020 postponed to 2021 and national leagues and continental club competitions on hold.
Hamilton, who had also topped Saturday morning's final practice session, never look like being challenged throughout the qualifying hour.
Seven-times world champion Lewis Hamilton became the first Formula One driver to take 100 pole positions after lapping fastest for Mercedes in Spanish Grand Prix qualifying on Saturday.
Seven-time world champion Lewis Hamilton overtook main rival Max Verstappen and Mercedes team mate Valtteri Bottas to win the Portuguese Grand Prix on Sunday and go eight points clear in the Formula One standings.
The sky's the limit for George Russell after the British youngster's stellar performance
Lewis Hamilton extended his lead at the top of the overall Formula standings with an unchallenged drive to victory in Sunday's Belgian Grand Prix. The Briton, who started from pole and led every lap, crossed the line 8.4 seconds ahead of team mate Valtteri Bottas who gave Mercedes a one-two finish.
Ferrari's Formula One world championship leader Sebastian Vettel was handed a five-second penalty for colliding with the Mercedes of Valtteri Bottas on the opening lap of the French Grand Prix on Sunday.
A summary of sports events and sports persons, who made news on Sunday
Force India set their sights on breaking into Formula One's top three at the launch of their new car on Wednesday and hit back at suggestions that they lack the budget to match the manufacturers in a spending 'arms race'.
Red Bull's Max Verstappen won Formula One's 70th Anniversary Grand Prix at Silverstone on Sunday to end Mercedes' run of domination and become champion Lewis Hamilton's closest challenger.
The six times world champion took the chequered flag at Imola 5.783 seconds ahead of team mate Valtteri Bottas, who started on pole position.
On a rainsoaked afternoon that saw the race twice stopped and re-started with the safety car deployed five times, there were also those who felt the sport had erred too far on the side of caution.
Max Verstappen put his Red Bull on pole position for the Austrian Grand Prix
'I could never have dreamed of being where I am today.'
IMAGES from the Silverstone F1 GP on Sunday
Media reports this week suggested that British energy drink firm Rich Energy was leading a consortium seeking to purchase the Silverstone-based team for 200 million pounds ($278.66 million).
While 40-year-old racers were relatively common in the sport's early days, they are a rarity in modern Formula One with an increasing emphasis on youth.
Images from the Tuscan F1 Grand Prix held at at Mugello, Scarperia e San Piero in Tuscany, Italy, on Sunday.
German Formula One driver Nico Hulkenberg will leave Force India and race for Renault in 2017 after signing a multi-year deal with the French manufacturer.
Lewis Hamilton can become only the third driver to win 50 grands prix when Formula One returns from its month-long August break and gets back to business at Sunday's Belgian Grand Prix.
Nico Hulkenberg will continue as a stand-in for Racing Point at Formula One's 70th Anniversary Grand Prix, on Sunday, after Mexican Sergio Perez again tested positive for COVID-19, the team said on Friday.
Summary of sports events and persons who made news on Monday
Professional athletes across the world should not be rushed back to action once the coronavirus pandemic subsides, and they must have a strong say in determining the conditions for their return, the World Players Association said on Tuesday. Sports competitions around the world have come to a screeching halt this year as the virus spreads across the globe, starving clubs, leagues and federations of revenues and putting tens of thousands of professional athletes on hold.
Will the fans rush back to the stadium once sport resumes? Will training abroad be as hassle-free as it used to be? What about contact sports where social distancing can't really be practised? Some of India's biggest sportspersons -- current and former -- gave their views on future of sports once the action resumes.
Valtteri Bottas won a dramatic first race of the delayed Formula One season for champions Mercedes in Austria on Sunday
The Finn's lap of one minute 17.221 seconds around Barcelona's Circuit de Catalunya was the second fastest of the eight days of winter testing and slower only than team mate Sebastian Vettel's best on Thursday.
Lewis Hamilton moved within reach of a fourth Formula One world championship on Sunday after winning a Japanese Grand Prix that saw Ferrari title rival Sebastian Vettel retire with engine problems.
Hamilton has won half of the season's 20 races so far, propelling his team to an unprecedented sixth successive title double, but Brazil was a disappointing weekend with Valtteri Bottas retiring.
Lewis Hamilton did 94 laps of Barcelona's Circuit de Catalunya on the soft C2 compound in a sunny afternoon session
Sahara Force India enjoyed a double points finish at the 'home' British Grand Prix with Esteban Ocon and Sergio Perez finishing eight and ninth to collect six points for the team, in Silverstone, on Sunday.
Six-times world champion Lewis Hamilton and his team will take centre stage, hoping for another year of dominance after winning both titles for the past six years and ending up fastest in winter testing. Ferrari can be trusted to provide plenty of headlines with four-times champion Sebastian Vettel fighting to reassert himself at the team after being outshone by quick newcomer Leclerc, a double winner in 2019.