Скачать или смотреть Part 1 | Article 1-4 | Union and it’s territory | Political Science | UPSC |

The provided text explores the foundational elements of *Part I of the Indian Constitution**, specifically covering **Articles 1 through 4**. It clarifies that **Article 1* defines India as a *Union of States**, listing the specific **28 states and 8 union territories* while allowing for the future inclusion of *acquired territories**. The source distinguishes between **Article 2**, which governs the admission of entirely **new states* into the Union, and *Article 3**, which manages changes to **existing states* such as altering boundaries or names. A significant portion of the discussion focuses on the historical example of *Sikkim**, detailing its transition from an **associate state* to a full member of the Union. Finally, the text explains that *Article 4* mandates automatic updates to the *First and Fourth Schedules* whenever changes occur under the preceding articles to ensure administrative and legislative consistency.