She founded an organization to help blind people.

Literal

She [topic-は] blind people [object-を] help [purpose-ための] association [object-を] founded.

盲目の人を助けるための協会 is a complex noun phrase with a purpose clause modifying 協会 ('association'). 創設する (そうせつする, 'to found, establish') is a formal suru-verb.