"Orders have already been given for all those detained without trial to be released", he said Saturday before thousands of Gambians who gathered at Independence Stadium Saturday to witness his official inauguration and celebrate Gambia's independence anniversary.
This 25000-seat Banjul stadium- venue of the inauguration and independence celebration-could not contain everyone that turned out to see the new President take the oath of office. Hundreds of thousands of Gambians welcomed Barrow's return to Gambia days later.
Mr Jammeh announced in October that he would pull Gambia out of the ICC, accusing the world body of ignoring alleged war crimes of western nations and seeking only to prosecute Africans.
Mr Barrow said his government would start work immediately to encourage investment in other sectors such as technology.
A self-made real estate developer who once worked at an Argos department store in London, he is softly spoken and plans to reverse Mr Jammeh's more capricious acts, such as a letter withdrawing from the International Criminal Court.
Vogue dressed Karlie Kloss up as a Geisha for its Diversity issue
Vogue magazine thought they were doing that when they featured attractive models on the cover of their recent Diverse issue. She then pledged to "ensure my future shoots and projects reflect that mission".
British Foreign Secretary Boris Johnson visited Barrow on Tuesday, saying: "We are here to help".
Various African Heads of State are expected at the ceremony.
The regional force secured the country during the transition, which remained peaceful. This meant that Barrow had to be first sworn into power in neighboring Senegal.
Jammeh led Gambia for more than two decades.