Hundreds of thousands of women have taken to the streets of the US to protest against the newly sworn-in President Donald Trump, whose comments are regarded as demeaning to women, Mexicans and Muslims. /Reuters Photo

The Women’s March events were also attended by men, and many demonstrators wore pink knitted hats. /Reuters Photo

Waves of demonstrators could be seen in major US cities, including Washington DC, New York, Los Angeles, and Chicago among others. /Reuters Photo

Women around the world also joined in solidarity, with “Sister Marches” held in London, Paris, Berlin, Vienna and elsewhere in Europe and Asia. /Reuters Photo

Trump took to Twitter on Saturday, saying that “I am honored to serve you, the great American People, as your 45th President of the United State!” but stopped short of commenting on the rallies. /Reuters Photo