comparing to an off year US championships where a quarter of top athletes simply don’t come is hardly useful.
curiously, it isn't just the latest championship...
European champion / time / year / time / US Champion
Miklós Szabó (HUN) 1:52.00 1934 1:50.40 Ben Eastman (USA)
Rudolf Harbig (GER) 1:50.60 1938 1:51.50 Howard Borck (USA)
Rune Gustafsson (SWE) 1:51.00 1946 1:52.70 John Fulton (USA)
John Parlett (ENG) 1:50.50 1950 1:51.80 Mal Whitfield (USA)
Lajos Szentgali (HUN) 1:47.10 1954 1:50.80 Mal Whitfield (USA)
Michael Rawson (GBR) 1:47.80 1958 1:49.20 Thomas Courtney (USA)
Manfred Matuschewski (GDR) 1:50.50 1962 1:47.10 Jerry Siebert (USA)
Manfred Matuschewski (GDR) 1:45.90 1966 1:47.60 Tom Farrell (USA)
Dieter Fromm (GDR) 1:45.98 1969 1:46.60 Byron Dyce (JAM)
Yevgeniy Arzhanov (URS) 1:45.62 1971 1:47.10 Juris Luzins (USA)
Luciano Sušanj (YUG) 1:44.07 1974 1:43.90 Rick Wohlhuter (USA)
Olaf Beyer (GDR) 1:43.84 1978 1:45.47 James Robinson (USA)
Hans-Peter Ferner (FRG) 1:46.33 1982 1:46.12 James Robinson (USA)
Sebastian Coe (GBR) 1:44.50 1986 1:44.73 Johnny Gray (USA)
Tom McKean (GBR) 1:44.76 1990 1:45.01 Mark Everett (USA)
Andrea Benvenuti (ITA) 1:46.12 1994 1:46.08 Mark Everett (USA)
Nils Schumann (GER) 1:44.89 1998 1:45.28 Mark Everett (USA)
Wilson Kipketer (DEN) 1:47.25 2002 1:47.24 David Krummenacker (USA)
Bram Som (NED) 1:46.56 2006 1:44.13 Khadevis Robinson (USA)
Marcin Lewandowski (POL) 1:47.07 2010 1:45.98 Nick Symmonds (USA)
Yuriy Borzakovskiy (RUS) 1:48.61 2012 1:43.92 Nick Symmonds (USA)
Adam Kszczot (POL) 1:44.15 2014 1:44.30 Duane Solomon (USA)
Adam Kszczot (POL) 1:45.18 2016 1:44.76 Clayton Murphy (USA)
Adam Kszczot (POL) 1:44.59 2018 1:46.50 Clayton Murphy (USA)
I make that Euro 14 - 10 USA
cheers