London, UK. June 29th, 2016. Cleaners belonging to the United Voices of the World union employed by anti-union cleaning contractor Thames Cleaning at 100 Wood St, mainly let to Schroders and J P Morgan, held a rally on the 22nd day of their strike. Credit: Peter Marshall/Alamy Live News

- Image ID: G6BJ5G

London, UK. June 29th, 2016. Cleaners belonging to the United Voices of the World union employed by anti-union cleaning contractor Thames Cleaning at 100 Wood St, mainly let to Schroders and J P Morgan, held a rally on the 22nd day of their strike. Credit: Peter Marshall/Alamy Live News

Peter Marshall / Alamy Stock Photo

Image ID: G6BJ5G