The environmental effects of the event described in Source 1 were most similar to those of which of the following historical events?
the Hiroshima nuclear attack of 1945
the Chernobyl disaster of 1986
the San Francisco earthquake of 1906
the Yellow River flood of 1938

b. the 200th birthday of the united states

1. where does the energy of a nuclear power plant come from?

d) political bosses should not hold office

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.

missouri compromise of 1820 which prohibited slavery