Simplify the following text for a Grade 7 native English-speaking person.
Original: In addition to being the capital of Lower Saxony , Hanover was the capital of the administrative area Regierungsbezirk Hannover ( Hanover region ) until Lower Saxony 's administrative regions were disbanded at the beginning of 2005 .
Simplified: Hanover ( German : Hannover ) is a German city . It is the capital of the federal state of Lower Saxony .