When reviewing classic military dramas, we often fall into a troubled question: In the era of the Seven Military Regions, how many regiments did a motorized infantry division have?The streamlining and reorganization of 1998 was considered a watershed moment in this issue. The definition of a motorized infantry division is a motorized infantry division, but the discussion of "how many regiments a motorized infantry division is organized" often ignores the dynamic development of military establishments.
The secret of the establishment of motorized infantry divisions in the era of the military region.
The most striking feature of the motorized infantry division is that it is light and simple, and it is the intermediate establishment of the transition from motorized infantry to mechanization in most countries. In contrast, the infantry division uses armored tracked vehicles in the formation to maneuver, and the combat methods are more diverse. In the era of the Seven Military Regions, our army's motorized infantry divisions were divided into the northern (southern) type A motorized infantry division and the northern (southern) type B motorized infantry division, and the establishment mode adopted was different.
In 1985, during the 1-million-dollar disarmament, our army carried out a drastic reorganization and integrated "synthesis" into army building. Some field units have formed motorized infantry divisions with stronger mobility, more firepower, and higher synthesis, which are organized as "infantry regiment 3+ (1 3) arms support regiment". In this model, the support regiment becomes a variable, resulting in a slight difference in the establishment of different motorized infantry divisions, with the "six-regiment system" in the north and the "five-regiment system" in the south.
An important watershed moment for the motorized infantry division: in 1998, it was streamlined and reorganized.
With the changes of the times and the rapid development of military technology, our army was streamlined and reorganized in 1998, which became an important watershed for the motorized infantry division. Some motorized infantry divisions carry out the establishment of motorized infantry brigades, while the rest of the motorized infantry divisions have also undergone significant adjustments. Taking the 40th Motorized Infantry Division of the 14th Group Army of the former Chengdu Military Region as an example, the number of infantry regiments has been reduced to two, and the number of arms support regiments has increased to three, and the overall size has remained at five regiments.
In this reorganization, the number of motorized infantry divisions has been further reduced, but there are still some division-level units that retain the establishment of the "six-regiment system." At the same time, some tank regiments under the command of motorized infantry divisions were converted into armored regiments, which became a new feature of motorized infantry divisions. After streamlining and reorganization, the number of motorized infantry divisions has been sharply reduced, but its historical exploits have undoubtedly made a great contribution to the military development of our army.
A new chapter in modern warfare.
With the changes of the times, in the course of its development in recent decades, our army has gradually realized the "two transformations" from quantity and scale to quality and efficiency, and from manpower-intensive to science and technology-intensive. In 2016, the era of large military regions ended, and the implementation of the theater system marked the elimination of barriers between the branches of the military. After the new round of military reform in 2017, various types of synthetic brigades came into being, bringing a new look of the army's organizational form.
However, the brigade-level structure, which is flexible and flexible, has a small organization, and has strong firepower, is more suitable in information warfare. Our army already has various types of synthetic brigades with a higher level of mechanization, informatization, intelligence, digitization, and automation. In different terrains and environments, these composite brigades can calmly cope with them, showing strong combat capabilities. The motorized infantry division has its own unique advantages in modern warfare, but compared with it, the brigade-level structure that is more suitable for the needs of the current war is more eye-catching.
A combination of military tradition and modern military.
The spiritual wealth created by our army in different historical periods has given new connotations to the new type of army. Whether it is hand-to-hand combat or over-the-horizon strikes, our army has demonstrated superb combat skills in different historical periods. Although modern warfare is paying more and more attention to the use of high technology, the fine tradition of "hand-to-hand combat, bayonet is red" is still the magic weapon of our army.
Considering the development and evolution of the motorized infantry division, we can see the special significance in the history of our army. The rise and fall of the motorized infantry division not only reflects the changes in our army's military organization, but also testifies to our army's flexibility and strategic adjustment in the war. In the new historical period, while inheriting traditions, our army has paid more attention to adapting itself to the requirements of modern warfare and constantly building a more powerful military force.
Epilogue. 
Through trials and hardships, our army has continued to explore and advance in army building, and the development and evolution of the motorized infantry division is a microcosm of this historical process. From the era of the seven major military regions to the implementation of the theater system and the emergence of modern synthetic brigades, the military strength of our army has become stronger and stronger. The glorious history of the motorized infantry division will always shine and become a treasure in the history of our army.
This article deeply analyzes the military organizational structure of our army in the era of large military regions, especially the development and evolution of motorized infantry divisions. From rigorous factual arguments to vivid historical descriptions, the article reveals the author's profound understanding and unique views on the military evolution of our army.
First of all, by introducing the definition of a motorized infantry division, the article reveals its characteristics of being light and simple, as well as the key role played by the motorized infantry division in the field army in a specific historical period. This solid foundation provides the reader with an in-depth understanding of what follows.
Second, through a detailed review of the streamlining and reorganization of the era of the seven major military regions, the article not only presents readers with the major changes in the disarmament of our army in the million-dollar disarmament, but also explains the flexibility of the motorized infantry division in the establishment through specific cases. In particular, when it comes to the fact that the support regiments of the arms have become a variable, the subtle differences in the establishment of the motorized infantry divisions between the north and the south enable readers to have a more comprehensive understanding of the military structure of our army at that time.
The article then turns the focus to the 1998 streamlining and reorganization, emphasizing the adjustments to the motorists during this period, so that the reader can clearly understand the reasons for the sharp decline in the number of motorists. With regard to the specific adjustment of the reduction of the infantry regiment of the motorized infantry division, the increase of the number of support regiments to three, and the transformation of some tank regiments under the jurisdiction of the motorized infantry division into armored regiments, the article uses examples to let readers better understand the military reform during this period.
Finally, the article explains the transformation of our army's modern warfare, especially after the implementation of the theater system in 2016, the barriers between services and arms have been eliminated and the rise of synthetic brigades has been eliminated. It also provides readers with a perspective on how our military continues to adapt to the needs of modern warfare while inheriting the fine traditions of hand-to-hand combat.
Overall, the article is solid, well-written, and logical. Through an in-depth interpretation of the evolution of our military's organizational structure, readers will have a clearer understanding of the historical development of our army and the context of modern military modernization.
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