WASHINGTON – Executives from around the world congratulated President-elect Joe Biden and Vice-President-elect Kamala Harris on Saturday.
British Prime Minister Boris Johnson tweeted his congratulations, calling Harris' achievement of becoming the first woman and person of the color to be elected to the vice presidency as a "historic achievement".
"The US is our most important ally and I look forward to working closely together on our shared priorities, from climate change to trade and security," he wrote.
In two tweets, Indian Prime Minister Narendra Modi also congratulated Biden and Harris.
Modi said of Harris, the daughter of an Indian mother and a Jamaican father, that her "success is groundbreaking". He added that her success was of immense pride for all Native American Americans.
"I am confident that your support and guidance will strengthen the vibrant relationship between India and the US," wrote Modi.
Chancellor Angela Merkel and Belgian Prime Minister Alexander De Croo also congratulated Harris on their historic achievement.
In a statement, Merkel added: "Congratulations! The American citizens have made their decision," Merkel said in a statement. "I look forward to working with President Biden in the future. Our transatlantic friendship is indispensable if we are to meet the great challenges of our time."
Canadian Prime Minister Justin Trudeau wrote: "Our two countries are close friends, partners and allies. We share a relationship that is unique on the world stage. I look forward to working with and building on both of you."
In a statement, the Canadian leader said he would work with the United States to "advance peace and inclusion, economic prosperity and climate action around the world".
NATO Secretary General Jens Stoltenberg congratulated Biden and called him a "strong supporter of NATO and the transatlantic relationship".
"US leadership remains important in an unpredictable world, and I look forward to working very closely with President-elect Biden, Vice-President-elect Kamala Harris and the new administration to further strengthen the link between North America and Europe "said he said.
"A strong NATO is good for North America and good for Europe."
The President of the European Commission, Ursula von der Leyen, said she had "warmly" congratulated Biden in a statement on Twitter, saying: "The European Commission is ready to intensify cooperation with the new administration and the new Congress in order to address the address urgent challenges we face. "
French President Emmanuel Macron wrote in a tweet: "The Americans have chosen their president. We have a lot to do to meet today's challenges. Let's work together!"
And in Paris, the city's mayor responded on Twitter with the letter "Welcome back America!"
"As we approach the 5th anniversary of the Paris Agreement, this victory symbolizes our need to work together more than ever in the face of the climate emergency," wrote Paris Mayor Anne Hidalgo.
Abu Dhabi's Crown Prince Mohammed bin Zayed al-Nahyan from the United Arab Emirates tweeted congratulations to Biden and Harris on Saturday.
"Congratulations to Joe Biden and Kamala Harris on winning the US election. We sincerely wish the people of America continued development and prosperity. The United Arab Emirates and the United States are friends and allies with a strong historical partnership that we want to strengthen together." Crown Prince wrote.
Ukrainian President Volodymyr Zelensky also congratulated America's newest administration and wrote on Twitter: "Our friendship will only get stronger!"
Mark Rutte, the Prime Minister of the Netherlands, congratulated America's next leaders and said he hoped to speak to President-elect Biden soon.
"On behalf of the Dutch cabinet, I would like to congratulate you on your election victory after a close race," added Rutte on Twitter.
The President of the Swiss Confederation, Simonetta Sommaruga, tweeted a picture of Biden and Harris and wrote her congratulations in English, German and French.
"This is a strong signal," wrote Sommaruga, adding that relations between Switzerland and the US "will develop and prosper under the new administration".
CNBC's Lauren Feiner contributed to this report.