What is happening in the Western Empire at this point?

Finally, in 476, the Germanic leader Odoacer staged a revolt and deposed the Emperor Romulus Augustulus. From then on, no Roman emperor would ever again rule from a post in Italy, leading many to cite 476 as the year the Western Empire suffered its deathblow.

whitch constitution would be inadequate as a basis for government today?

the answer would be a) it only allowed catholics to be in government.

answer; proximity;