Ordinance No. 46 was a significant administrative measure enacted by the British Military Government in the aftermath of World War II, marking a critical step in the restructuring of Germany's political landscape. The ordinance specifically established two German Länder, Hanover and Schleswig-Holstein, to foster self-governance and rebuild local authority after years of oppression under Nazi rule. The formation of these states was crucial to reinstating a semblance of democracy and order in a nation reeling from defeat, territorial losses, and severe social upheaval.

The establishment of Hanover and Schleswig-Holstein was informed by the British understanding of the need for regional governance that reflected the historical and cultural identities of the German people. The British authorities believed that such a structure would help facilitate economic recovery and social stability in the regions. Additionally, the implementation of local governments was seen as a way to involve the population in the rebuilding process, ultimately layering administrative control to foster a democratic ethos.

As part of the broader Allied strategy, the creation of these states also aimed to dismantle the centralized Nazi governance model and lay the groundwork for future political pluralism. The ordinance allowed for both regional representation and a balancing act between local needs and broader national goals, emphasizing the importance of constructive governance during the early years of occupation. The British saw this action as essential for regaining trust with the German population and preventing a return to totalitarianism.

In the context of post-war Europe, the establishment of these states represented a tangible commitment to rebuilding a stable governance structure in Germany, reflective of the Allies' ideals for a peaceful and democratic Europe. Over time, this ordinance laid the foundation for the modern Länder system in Germany, which continues to function in the country's federal structure today.