Actually, according to the UN Human rights list, housing and food are human rights. We, the U.S., helped come up with that list.
That isn't a right to own a house, but it is a right to shelter.
There are other, pragmatic reasons to provide these things without turning to UN resolutions. From a pragmatic reasoning point of view, we provide these things so that the masses do not live in such squalor and abject poverty compared to the well off that they start a Marxist revolution. That would be bad, but it is what happens when things get to bad for a large number of people.
I absolutely don't want a Marxist revolution.
This could be described as extortion, but it is unspoken extortion. Teddy Roosevelt was the first to see this coming and take measures to halt it. Some of the measure were trust busting and legalizing unions.