An Employment Tribunal has found in favour of the University and College Union (UCU) on all ten complaints of harassment brought by a UCU member who opposed the union's policy on Palestine:
http://www.ucu.org.uk/6562
The full Tribunal judgment can be read here:
http://www.judiciary.gov.uk/
Resources/JCO/Documents/Judgments/eemployment-trib-fraser-v-uni-college-union-judgment.pdf