1783
it took about a year for the first hot air balloon to be made.
It was in the year of the bombing of pearl harbor
It's 2007.
The first successful hot air balloon ascent in the United States took place on September 23, 1783. This flight was conducted by a Frenchman, Jacques Alexandre Charles, in a hydrogen balloon in Philadelphia. The event marked a significant milestone in the history of aviation and sparked interest in ballooning across the country.
1981.
October 4, 1957 was the exact date of the Sputnik launch.
1947
2007
the best answer I could come up with is the first Mickey Mouse balloon introduced in the Macy's Thanksgiving Day Parade was in 1934.
1783
1978
1978