Simplify the following text for a Grade 10 native English-speaking person.
Original: After the 1996 Manchester bombing , the Games formed the catalyst for the widespread regeneration and heavy development of Manchester , and bolstered its reputation as a European and Global City internationally .
Simplified: After the 1996 Manchester bombing , the Games were part of the development of Manchester . It helped Manchester 's reputation as a European Global City , and also , internationally .