A space race that will have been well worth the trillion$$ if it produces working reactors by 2035(not the oft-parroted "by 2050").
Which country will get there first ? Who cares - as long as they share and sell their technology globally.
Note that almost all fusion projects (anachronistically) still simply heat water and use the steam to power turbines..
Helion is one SOA exception(quote):
"One interesting innovation in Helion’s power generation solution is that it doesn’t use water and steam as intermediary steps in the power generation"- links:
"Helion secures $2.2B to commercialize fusion energy"