What contributions did the medieval lord make for future generations?

please give full answers!!!

Keeping his land together (not letting it get cut up into smaller and smaller plots) by means of primogeniture (http://en.wikipedia.org/wiki/Primogeniture )

Also navigate through this for several other ways:
http://wiki.answers.com/Q/What_is_the_legacy_of_medieval_Europe#slide2

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The contributions made by medieval lords had a significant impact on future generations in several ways. Here are some key contributions:

1. Political and Legal Systems: Medieval lords played a crucial role in shaping political and legal systems that influenced future governance structures. They established and maintained feudalism, a hierarchical system that provided stability and social order. Feudalism laid the groundwork for later political structures, like monarchies and parliaments, forming the foundation of modern government.

To understand more about feudalism, its origins, and its impact, you can consult various historical sources, such as books, academic articles, or online resources. Reading works by renowned medieval historians like Marc Bloch, Georges Duby, or Christopher Dyer can provide a detailed understanding of the subject.

2. Development of Castles and Fortifications: Lords were responsible for the construction and fortification of castles and other defensive structures. These fortifications not only offered protection but also acted as centers of power, administration, and trade. The architectural innovations and engineering techniques employed in castle construction paved the way for future developments in military fortifications and city planning.

To explore further, you can study specific castles from the medieval period, such as the Tower of London, Krak des Chevaliers, or Castel del Monte. Researching books, archaeological findings, and virtual tours conducted by experts can provide valuable insights into the importance of castles.

3. Patronage of Arts and Culture: Medieval lords played a significant role in patronizing arts and culture, becoming influential supporters of artists, architects, writers, and musicians. They commissioned numerous works, including illuminated manuscripts, cathedrals, and epic poems. This patronage not only fueled artistic development but also preserved priceless cultural heritage for future generations.

To delve deeper into this topic, exploring the works of art, literature, and music from the medieval period is essential. Visiting museums, reading historical accounts, and consulting academic sources on medieval cultural history can offer a comprehensive understanding of the impact of lordly patronage.

4. Agricultural and Technological Advancements: Lords were responsible for overseeing agricultural production within their estates. They introduced new farming techniques and technologies, such as the three-field system, crop rotation, and improved irrigation methods, ultimately leading to increased productivity and better food supply. These advancements contributed to the agricultural revolution of the time and laid the foundation for future improvements in farming practices.

For a more in-depth understanding, studying agricultural treatises from the medieval period, such as "The Book of Husbandry" by Walter of Henley, or exploring academic papers, agricultural histories, and documentaries can provide valuable insights into these contributions.

By exploring these areas of medieval history, you can gain a thorough understanding of the contributions made by lords and their lasting impact on future generations.