Answer :

Because Germany placed tough laws on emigration and movement out of the country.
They also took a long time to give Jews visas and the amount of money that was needed for jews to leave europe was a very hefty price.

Answer: Some countries refused to accept them during the Great Depression.

Explanation:

The Great Depression (1929) had left many unemployed people all around the world, feeding antisemitism, nativism, and xenophobia even in democratic countries. Furthermore, Nazi policies had taken much of the Jew´s wealth, and not many countries were prompt to take in vast numbers of broke immigrants.