Hundreds gathered outside the State Department’s office in San Francisco Monday night to demand rejection of the Keystone XL pipeline and dirty tar sands. After some spirited chants and speakers, the entire crowd joined together to sing this song.

Get ready to sing along at 1:23:

It’s the hammer of Justice
It’s the bell of Freedom,
It’s the song about Love between my brothers and my sisters,
All over this land.

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