The phrase "adding that the event" is correct and usable in written English.
It can be used when you want to provide additional information or clarification about an event that has been mentioned previously.
Example: "The speaker emphasized the importance of community involvement, adding that the event would also feature local artists."
Alternatives: "noting that the event" or "mentioning that the event".
"They're so brave that they haven't even put a name or a logo on the leaflet," she said, adding that the event had received a lot of support from people outside the local LGBT community".
"The last three looks," actress Lily Collins said, adding that the event was her first Saint Laurent show.
"I believe in the diplomacy of cities," Hidalgo said on Tuesday, adding that the event was part of a wider framework for cooperation between the city of Paris and the Palestinian and Israeli authorities.
"It's going to be neoclassical, very dramatic and wonderful," she said, adding that the event will be spiced by the presence of British art historian Elizabeth Gordon, who will lecture on the topic of Monet's garden at Giverny.
He further recalled a "dark day in the history of the U.N". when 22 humanitarian workers lost their lives in a terrorist attack in Iraq on August 19, 2003 adding that the event and the World Humanitarian Day both honor those lost lives and encourage others to join the effort.
"Black Friday is no longer an event for customers who wake up at the crack of dawn to get good deals," Duncan Mac Naughton, chief merchandising officer at Walmart U.S., told reporters on a conference call Tuesday, adding that the event has really turned into "Black Friday week" at several retailers.
Domestic Workers United, its lead partner in the effort, will soon start workshops "about how to achieve agreements that work for both parties," Ms. González said, adding that the events will be aimed as much toward employers as employees.
But the ombudsman's report concluded: "We will not and cannot investigate this complaint," adding that the events happened two decades ago.
She added that the event had been limited for several years by the size of the park where has been held.
