What are the three most important problems with the articles of confederation and why those problems make a new constitution necessary your own version of the preamble to the constitution need

What event brought the us into wwii? what conflicts happened after the us entered the war? i know the first part of this question, i need with the second part.

At the casablanca conference, allied leaders signed an agreement to share military technology decided to launch an invasion of southern france agreed to accept only the unconditional surrender of the axis powers agreed to form a scientific team to create the atomic bomb

Develop your own point of view on whether the us should have expanded its borders. use information from the lesson and the maps to explain your opinion. give at least two reasons for your point of view and answer the following in complete sentences.