But Trump has used social media to insist it has been "packed with happy people". One of them is Lisa Jox, a recently retired government worker from Pennsylvania. "There's so many things America can be most proud of," she says."We're the first one to come help anyone in the world. "Right after that earthquake that just happened in Venezuela, we're down there helping And we are more than the face of our politics."Angie Williams, a nurse from Virginia, says she often avoids talking about politics because it too quickly leads to a fight."Most of the time I would be reluctant, but I'm definitely right-wing, I'm definitely MAGA, I love what Donald Trump has done for our country," she says. Sue Miller, also from Virginia, says the founding fathers' vision for the US has "gone a little astray, but I think we're getting it back"."There's a little resurgence going on," she says.But away from the celebration, broader opinion is bleaker.Pew Research, using its well-regarded polls as a basis, assessed the "American public's mood is sour" ahead of the big birthday. Just 29 per cent of respondents to one recent poll said they were satisfied with the way things were going in the US today. Unsurprisingly, a person's politics play a major role in how they feel about the country's trajectory, and whether they personally feel a sense of national pride.In a poll published by NPR this week, 93 per cent of Republicans said they were proud to be an American