One of Barack Obama's United States presidential campaign slogan's was "Yes We Can".

The statement is true. "Yes We Can" was indeed one of Barack Obama's United States Presidential campaign slogans. During his 2008 campaign, this slogan encapsulated the aspirational message Obama sought to convey to voters. It aimed to inspire a sense of unity, hope, and the belief that together, as a nation, Americans could overcome their challenges and work towards a better future. This slogan resonated with many voters and became a rallying cry throughout Obama's campaign.