He confiscated some 500 Japanese-owned factories and mines, and homes of former Japanese residents.
The assembly lines of Japanese-owned factories almost never stop in the middle of shifts.
Arguing that safety records of the Big Three union plants are better than those at Japanese-owned factories is not easy.
Altogether, Britain has 100 Japanese-owned factories with 25,000 employees.
The cap would include not only imported cars but also some of the cars produced by Japanese-owned factories in the United States.
But Japanese-owned factories and other interests employ many Americans and have become a crucial part of the economy.
Annual sales of another 1.8 million cars by Japanese-owned factories in the United States are not restricted.
Japanese-owned factories in the United States account for 500,000 American jobs, he said.
It promised that the trainees would be returned later and employed in Japanese-owned factories.
These goods made in Japanese-owned factories abroad are substitutes for exports.