The royal children flew into Poland aboard a 10-seater jet at the start of their week-long two country tour.
Britain's Prince William and Kate are looking forward to their historic trip to Poland where they will meet the Polish President and visit major Warsaw and Gdańsk landmarks, according to official sources.
Duchess Kate carries Princess Charlotte, 2, off the plane after arriving in Warsaw.More news: Dollar Drives to Ten-Month Lows as US Data Continues to Disappoint
Brexit Britain's Secret Weapon?
In numerous snaps of Prince George disembarking the plane with his family, he can be spotted holding onto his father's hand and gazing at the photographers and dignitaries who awaited the family in Warsaw ahead of their European tour.
William and Kate have taken their children on tour before, travelling to Canada with them past year where they enjoyed an open-air party for youngsters.More news: Dow hits another record as stocks close higher
The trip will also take them to Germany and is another milestone in their lives because it is the first time they have been on an official tour of Europe.
It won't have any impact on the negotiations.
While in Germany later in the week, Chancellor Angela Merkel will hold a private meeting with Prince William and his wife in Berlin before they carry out an engagement at the Brandenburg Gate, an emblem of German unification. They also will pay their respects at Berlin's Holocaust Memorial.
A boat race is planned in the Germany city of Heidelberg, which is twinned with Cambridge.More news: JIT Report 'Bundle of Baseless Allegations', says Pak PM Nawaz Sharif