His trial is one of several legal cases which have strained relations between Turkey and the United States, who are also at odds over USA support for a Kurdish militia in northern Syria which Turkey considers a terrorist organization.
For Brunson, the Chairman flew on Sunday in the Resurrection Church in Izmir, and his wife Norine read a message out at that he spoke about quiet and this darkness with his detention.
Mr Brunson, 50, an evangelical pastor originally from North Carolina, appeared in court on Monday in the town of Aliaga for the first day of his trial.
Monday's court session is going to be appreciated by NY senator Thom Tillis and also US envoy for religious freedom Sam Brownback.
Izmir's prosecutor's office said that sufficient evidence was obtained to charge Brunson with aiding armed terrorist organizations and obtaining confidential government information for political and military espionage. He told the AFP news agency ahead of the hearing that his client was "both nervous, but also excited because it is the first time he will appear before a judge". Yours is not - he is living in Pennsylvania. Gulen has denied any link to the coup attempt in which more than 240 people were killed.
Ordinance likely if Supreme Court rejects Centre's SC/ST case review plea
Else, sources said, the government could just bring amendment strengthening the SC/ST Atrocities Act. "The judgment has diluted the provisions of the Act, resulting in great damage to the country".
"The United States cares deeply about our relationship with Turkey", Sam Brownback, the U.S. Ambassador-at-Large for International Religious Freedom, told reporters during a recess at the trial.
Erdogan fired back at Washington, demanding that the US return Gulen to Turkey.
In September, Mr Erdogan raised the prospect of a swap, exchanging Mr Brunson for Mr Gulen, but the idea was dismissed by the U.S. authorities, who have pressed Turkey to release the pastor.
The American Center for Law and Justice, a conservative Christian group in the USA, has called Brunson a "hostage of the Turkish government". "Our expectation in your listening to is ending the arrest", he explained.