A firefight by Americans vs Americans, on foreign soil, would have made international news.
That is because it happened here:
Germany, Texas - Wikipedia
en.wikipedia.org/wiki/Germany,_Texashttps://en.wikipedia.org/wiki/Germany,_Texas
Germany is an unincorporated community in Houston County, Texas.It is located 10 miles northeast of Crockett on Texas State Highway 21.. The first settler was Jacob Masters, who brought his family and slaves there. Later, he and his son attempted to get land through the Mexican colonization laws.