the slogan is many times about changing what we have currently, because it's not good enough
or because the political status quo is bad
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"It's Time to fix America" – a theme of the 1992 U.S. presidential campaign of Bill Clinton
"Leadership for a Change" – Ross Perot
"Change We Can Believe In." – 2008 US presidential campaign slogan of Barack Obama
"Change We Need." – 2008 U.S. presidential campaign slogan of Barack Obama during the general election.
"Hope" – 2008 U.S. presidential campaign slogan of Barack Obama during the general election.
"Ready for change, ready to lead" – Hillary Clinton campaign slogan
"People Fighting Back", and "We'll fight back" – Ralph Nader campaign slogan
"Make America Great Again!" – used by Donald Trump's 2016 campaign
used by Ted Cruz's campaign, "Defeat the Washington Cartel"
"Defeat the Washington Machine. Unleash the American Dream." – used by Rand Paul's campaign
"Make America Sane Again" – common but unofficial slogan in support of Gary Johnson's campaign
"End the American Empire" – used by Mike Gravel's campaign
"Take. Our. Democracy. Back." – used by Ben Gleib's 2020 presidential campaign
"Let's Save America, Ok?" – used by Gleib's 2020 presidential campaign
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unfortunately, very little changes