With local drivers taking part in the last three races several regional sponsors were persuaded to add or increase their backing for teams in Mexico, America and Russia.
Kimi Raikkonen says he would attempt the same move on Valtteri Bottas again despite being penalised for the last-lap tangle between the pair in the Russian Grand Prix.
Sergio Perez became the ninth different Driver of the Weekend winner in 2015 after taking Force India’s first podium finish of the year.
The dramatic conclusion to the Russian Grand Prix helped it earn a considerably better rating than last year’s race.
Button grassed up Sainz, Alonso got in trouble with the FIA, and Vettel spotted another track trespasser. Here are the team radio messages from Russia.
Ten of the best pictures which tell the story of the 2015 Russian Grand Prix weekend.
Who do you think was the best driver during the 2015 Russian Grand Prix weekend? Compare how they did and vote for the best.
Mercedes became the ninth team in F1 history to successfully defend the constructors championship yesterday.
Nico Rosberg could be forgiven if he was the one Mercedes employee who didn’t fully enjoy his team’s constructors’ championship success in Russia.
While Sergio Perez’s 41-lap long run on soft tyres earned him a deserved podium finish, another driver managed an even more impressive feat of tyre-nursing in Russia.
When Valtteri Bottas was taken out on the final lap of the race by Kimi Raikkonen, one of the first drivers to benefit was his team mate, who had patiently worked his way up from a lowly grid position.
Lewis Hamilton wasn’t stretched during the Russian Grand Prix, which he won without getting within half a second of the fastest lap of the race.
Take a look back on the Russian Grand Prix in pictures.
Mercedes has won the Formula One constructors’ championship for the second time.
Kimi Raikkonen and Fernando Alonso have been given time penalties following their incidents in the Russian Grand Prix.
Lewis Hamilton said he was disappointed team mate Nico Rosberg dropped out early in the Russian Grand Prix.
Kimi Raikkonen and Valtteri Bottas gave different views of their last-lap collision in the Russian Grand Prix.
Nico Rosberg was stunned by the throttle failure which ended his Russian Grand Prix after just seven laps.
Lewis Hamilton is poised to clinch his third world championship title after winning the Russian Grand Prix.
Sebastian Vettel passed Nico Rosberg for second in the championship in the Russian Grand Prix as Lewis Hamilton extended his lead.