A benediction is a blessing.
Yes. But we just have to see what and whom he (and all the other clergy) bless, and who curses them in return.
At the last Dim convention, when the great majority of the delegates cursed and booed God, things didn’t work out very well for them, did they? We’ll see what happens this time!!!!
Here’s a brief historical view of Greek Orthodox hierarchs participating in political conventions:
....Abp. Elpidophoros will offer the benediction on Wednesday, the third night of the [2020 Democrat] convention.
His predecessor, Archbishop Demetrios, also offered benedictions at several conventions. For example, he delivered the benediction at the Republican National Convention in 2012, and at the Democratic National Convention in 2016...
https://orthochristian.com/133368.html
Here is the Archbishop’s message (both video and slightly different text):