Three men were arrested after a small group of LGBTQI peaceful protesters were attacked outside a church in the south-western suburb of Belfield before Latham’s speech in March.
The MP had been invited to speak at the church hall about parental rights before the NSW state election.
One of the men arrested was charged with common assault after a large mob attacked police and protesters with glass bottles and other projectiles.
A constable was injured and the riot squad was called to disperse the out-of-control crowd.
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The charge against the 41-year-old was dropped before he was scheduled to appear for the first time at Bankstown Local Court today.
No findings have been made against him.
The two other men arrested over the incident are still in the courts.