759 miles
If we note that Budapest is in Hungary (not Germany), the driving time from Budapest, Hungary to Rome, Italy is around 12 hours. As it is entirely within the Schengen Area, there are no border crossings.
10 hours
7 hours
Austria and Hungary are not separated from Italy by water, Austria lies between Hungary and Italy and has direct borders with both.
Sergio Fascetti was born in 1958, in Italy.
Simone Braguglia was born on May 1, 1973, in Rome, Lazio, Italy.
The final match of the 1938 FIFA World Cup was played between Italy and Hungary. Italy won the match. This was Italy's second world cup title. Hungary 2 - 4 Italy
Germany, Austria-Hungary, and Italy
Austria-Hungary fought in the Battle of Ginghames during World War One. This battle was between Austria-Hungary and Italy.
7 hours
Italy
Assuming that "postwar" refers to World War II, the fundamental difference between Italy and Hungary is that Italy was invaded by the US during World War II and, therefore, became a capitalist country aligned with Western Europe. Conversely, Hungary was invaded by the USSR during World War II, and, therefore, became a communist country aligned with the Soviet Union. This alliance stalled Hungary's economic growth. Now, in the post-Soviet period, Hungary's economy is substantially improved.