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Historical Evolution and Naming of Rajasthan

• Rigveda: The region was historically referred to as Brahmavarta.

• Ramayana: The sage Valmiki designated this arid territory as Marukantara.

• George Thomas (1800 AD): He is recognized as the first scholar to orally employ the term Rajputana to describe this princely region.

• Colonel James Tod (1829 AD): Known as the "Father of Rajasthan's History" or the "Horse-Riding Historian." In his landmark publication, Annals and Antiquities of Rajasthan (also known as The Central and Western Rajput States of India), he formally recorded the names Raythan, Rajwar, and Rajasthan.

• Constitutional Acceptance: The name "Rajasthan" was formally adopted by the Government of India on January 26, 1950 (occurring during the $6^{\text{th}}$ Stage of Integration).

• State Formation Day: The final integration and formal establishment of the state occurred on November 1, 1956.

The 7 Stages of Rajasthan Integration ($1948$–$1956$)

• Stage 1: Matsya Union     - Date: March 18, 1948     - Princely States: Alwar, Bharatpur, Dholpur, Karauli (Mnemonic: ABCD) + Neemrana chiefship.     - Capital: Alwar.     - Rajpramukh / Head: Maharaja Udaybhan Singh (Dholpur).

• Stage 2: Rajasthan Union     - Date: March 25, 1948     - Princely States: Banswara, Bundi, Dungarpur, Jhalawar, Kota, Pratapgarh, Shahpura, Tonk, Kishangarh + Kushalgarh.     - Capital: Kota.     - Rajpramukh / Head: Maharao Bhim Singh (Kota).

• Stage 3: United State of Rajasthan     - Date: April 18, 1948     - Events: Mewar (Udaipur) joined the Rajasthan Union.     - Capital: Udaipur.     - Rajpramukh / Head: Maharana Bhupal Singh (Udaipur).

• Stage 4: Greater Rajasthan     - Date: March 30, 1949     - Princely States: Jaipur, Jodhpur, Bikaner, Jaisalmer (JJJB).     - Significance: This date is celebrated as Rajasthan Diwas.     - Capital: Jaipur.     - Rajpramukh / Head: Maharaja Man Singh II (Jaipur).

• Stage 5: United States of Greater Rajasthan     - Date: May 15, 1949     - Events: Matsya Union merged into Greater Rajasthan based on the Rao Shankarrao Deo Committee recommendations.     - Capital: Jaipur.     - Rajpramukh / Head: Maharaja Man Singh II (Jaipur).

• Stage 6: Rajasthan     - Date: January 26, 1950     - Events: Sirohi (excluding the Abu-Delwara taluka) merged into the state.     - Capital: Jaipur.     - Rajpramukh / Head: Maharaja Man Singh II (Jaipur).

• Stage 7: Reorganized Rajasthan     - Date: November 1, 1956     - Events: Abu-Delwara, Ajmer-Merwara (Centrally Administered), and Sunel Tappa (MP) merged; Sironj was given to Madhya Pradesh.     - Capital: Jaipur.     - Post Change: The Rajpramukh post was abolished. The first Governor was Gurmukh Nihal Singh.

Historical-Geographical Nomenclature

• Maru: The ancient core desert expanse including Jodhpur, Jaisalmer, Barmer, and Bikaner.

• Jangaldesh: Comprises Bikaner and northern Jodhpur. The rulers were titled Jangaladhar Badshah.

• Ahichhatrapur: The historical capital of Jangaldesh, which corresponds to modern-day Nagaur.

• Medu / Medpat / Pragvat: The historical identity of the Mewar region, including Udaipur, Chittorgarh, and Rajsamand.

• Kanthal: Refers to the coastal perimeter of the Mahi River in Pratapgarh.

• Chhappan Ka Maidan: A fertile plain consisting of $56$ village clusters or river streams located between Pratapgarh and Banswara.

• Hadoti: A volcanic plateau zone comprising Kota, Bundi, Baran, and Jhalawar.

• Shekhawati: The semi-arid internal drainage basin of Sikar, Jhunjhunu, and Churu.

• Dhoondhar: Region irrigated by the Dhoond River, covering Jaipur and surrounding areas.

• Mewat: Cultural belt dominated by the Meo community, covering Alwar and Bharatpur.

Comprehensive District-Wise Geo-Specialties

• Jaisalmer: The largest district by area. Known by titles such as the "Golden City," the "City of Havelis," and the "Museum City."

• Dholpur: Formerly the smallest district by area (prior to restructuring). It experiences the state's earliest sunrise and earliest sunset.

• Sri Ganganagar: Known as the "Granary of Rajasthan" or the "Food Basket." It experiences the highest angle of tilt in solar radiation.

• Banswara: Called the "City of a Hundred Islands." The Tropic of Cancer passes directly through this district.

• Jhalawar: Referred to as the "Cherrapunji of Rajasthan" or the "Nagpur of Rajasthan" because of its high orange yield and extensive citrus orchards.

• Mnemonic for Stage 2 States: "Babu Jhaari Kiko Prashto Bundi Baanto"     - Ba: Banswara     - Bu: Bundi     - Jhaa: Jhalawar     - Ri: Pratapgarh (part)     - Ki: Kishangarh     - Ko: Kota     - Pra: Pratapgarh     - Sha: Shahpura     - To: Tonk

Physical Geography, Location, and Extent

• Mathematical Location: Rajasthan is situated in the north-western quadrant of India.

• North Point: Kona Village (Sri Ganganagar) at $30^{\circ}12' \, \text{N}$.

• South Point: Borkund Village (Banswara) at $23^{\circ}03' \, \text{N}$.

• West Point: Katra (Jaisalmer) at $69^{\circ}30' \, \text{E}$.

• East Point: Silawat (Dholpur) at $78^{\circ}17' \, \text{E}$.

• Latitudinal Span: $23^{\circ}03' \, \text{N}$ to $30^{\circ}12' \, \text{N}$ (Total span: $7^{\circ}09'$).

• Longitudinal Span: $69^{\circ}30' \, \text{E}$ to $78^{\circ}17' \, \text{E}$ (Total span: $8^{\circ}47'$).

• Local Time Differential: The sun rises approximately $36$ minutes earlier in Dholpur (East) than in Jaisalmer (West).

• Physical Dimensions:     - Total Surface Area: $342,239 \, \text{sq km}$ ($10.41\%$ of India's total area).     - Shape: Described by T.H. Handley as an irregular rhomboid or a kite.     - North-to-South Length: $826 \, \text{km}$.     - West-to-East Width: $869 \, \text{km}$.     - Diagonals: NW