Police closed roads leading to the court and deployed a water cannon to the scene.
Police used water cannon on rioters to push them away from the interface with the Short Strand.
Police said they deployed water cannon and fired plastic bullets and that a number of arrests were made.
The Met Police is training more police to use baton rounds and is considering buying three water cannon.
Police used tear gas and water cannon to disperse about 100 protesters who built barricades and lit fires.
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Police fired tear gas and then used a water cannon to disperse the strikers congregating atop a hill.
The water cannon dispersing the crowds but also catching passers-by, including a woman.
That may be because instead of Swiss police officers with tear gas and water cannon, protestors would find the Jordanian Army.
Riot police used tear gas and water cannon to break up demonstrations in Valparaiso where fishermen erected barricades of burning tires.
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He told MPs that water cannon could cause serious injury, including blindness, urging Mrs May directly to "rule out" their use.
The Police Service of Northern Ireland (PSNI) has six water cannon vehicles, which are sent out in pairs to tackle public disorder.
Amid rain and temperatures just above freezing, police brought in two water cannon, deploying one of them to push back the rioters.
After rebuffing repeated charges, police brought in tear gas and water cannon and used them to push the demonstrators into side streets.
President Thein Sein's office said in a statement that police had used water cannon, tear gas and smoke bombs to disperse the crowds.
On Wednesday, security forces used water cannon against loyalists after being attacked with a blast bomb at an Eleventh Night bonfire in Portadown.
Shadow home secretary Ed Balls asked her for information on guidance issued to police on the use of water cannon or rubber bullets.
Mr Vaz said the committee did not feel water cannon would have helped police in the riots and may have caused "even greater disorders".
The PSNI said five plastic bullets were fired and water cannon were deployed due to the "level of violence" that officers were subjected to.
Riot police in the Turkish city of Istanbul have used water cannon and tear gas to prevent leftist May Day marchers reaching the main square.
The Met Police has previously said water cannon would be a "valuable" addition to their armoury when faced with situations such as the 2011 riots.
However, U.S. officials are calling for U.S. citizens to leave Japan and the recent water cannon work has been called off due to radiation levels.
Water cannon was used by police to drive the protesters back.
But committee chairman Keith Vaz MP said he did not feel water cannon would have helped police in the riots and may have caused "even greater disorders".
Officers from English forces, who will be deployed at the summit in Enniskillen, are currently being given water cannon awareness training but they will not be operating them.
And, as I said yesterday, while they would not be appropriate now, we do have in place contingency plans for water cannon to be available at 24 hours notice.
Mrs May said she had not suggested the use of rubber bullets and added that water cannon had "yet to be approved" for police use by the Home Office.
Police said officers were attacked with petrol bombs and stones at the east Belfast interface and in response they used water cannon "due to the extent of the disorder".
One witness, Molaole Montsho, of the South African news agency Sapa, said police had first used water cannon, tear gas and stun grenades in an attempt to break up the protest.
But Mr Godwin also rejected suggestions that his commanders had used the wrong tactics or were lacking specific tools, such as water cannon or baton rounds, also known as rubber bullets.
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