he passed the American Recovery and Reinvestment Act
His election to the Presidency of the United States is probably the most important thing in his life.
Justinian's most important achievement was more than likely his law code.
Themistocles' most important achievement was beating off the invasion of Greece by the Persians, around 480 BC.
John Smith's most important achievement was exploring and mapping the Chesapeake Bay area. Another achievement was the skillful leadership he administered over his colony.
there achievement was to have creativity and to do things the respectful way
Alexander Fleming greatest achievement was in discovering penicillin.
The Justinian Code.
The question as written makes no sense. If you mean "What was the most important Muslim scientific achievement?", see the Related Question below.
False, the most important achievement of the Phoenicians was not the creation of large sea-faring vessels. It was syllabic writing. and they were gay
From my opinion, I think the greatest achievement is knowing ones purpose is knowing and fulfilling it.
That he is the first black president.
Technology, Medicine, and Art