Here is 225 years of history. Not including the 15 years of the Primus War. I'm going to try and hammer that out later.
0PP - Sunahoshi dynasty begins with Nori who ascends to the rank of Kazekage based on the will of the One king and receives blessing from Mother Suna. Takahashi Ino becomes the first Steward
1PP - general construction of Sungakure begins as the tribes sheath their swords and pick up building tools. The first Kazekage Tower is built
3PP - Sungakure expands and fortifies their settlements
7PP - Sungakure continues expansion and ventures into Sandworm territory. The Dune Wars begin
13PP - Sunahoshi Nori is devoured by Barnyx who ravages the land, Noh his brother takes up the mantle and continues to wage war against the Sandworms.
15PP - Noh and Ino lead the host into the egglair of Barnyx. Sungakure destroys all spawns of Barynx. Takahashi Ino loses her legs and is forced to retire from active service. Her son Eisuke becomes the next Steward
17PP - Noh and Eisuke expel Barnyx from the immediate vincinity of sungakure. The beast ravages the lands and begins to devour its own kind. Barynx becomes known as Barnyx the Devourer
18PP - Sungakure fortifies and consolidates its expanded territories
19PP- Barnyx returns to strikes at the core of sungakure. The Kazekage is shattered but is used as a weapon by Noh and Eisuke. Barnyx is impaled by the tower and immobilized. The Dune War becomes stationary. Barynx still battles fiercely despite immobilization
21PP - Barnyx is finally slain, Eisuke perishes. Noh forces the diamond sands to consume Barnyx. Eisuke's first cousin Shiro becomes the next Steward. Noh begins to show heavy fatigue from using the diamond sands to obliterate Barynx.
25PP - Inner sungakure is fully rebuilt. Noh puts down her weapons and retreats into a life of scholarly knowledge
27PP - the first medical tower is built under Noh's supervision. Noh begins to heavily invest in medical innovations.
31PP Noh dies in childbirth, her successor Kai is unable to ascend to the Diamond Throne. Shiro begins the long Regency
36PP - Sunahoshi Koi (cousin to Noh) attempts to wrestle power from Kai, Shiro intervenes and maintains the status quo. Sunahoshi Koi and her followers are put under house arrest.
40PP - Sunahoshi Koi again tries to stage another revolt, once again she is stopped. Shiro with much regret puts Koi to the blade with an eight out of ten vote from Sunahoshi councillors
42PP - Shiro begins to train Kai for ascension. House Toraono aids in this undertaking.
49PP - The long regency ends, Kai becomes Kazekage. Shiro with much satisfaction is relieved of his regency.
53PP - Kai is to become betrothed to Merchant Lord Quan. Shiro doubts Kai's choice, and is relieved of duty. Quan attempts to control Kai with dark sorcery and is successful. Shiro rides to her aid and removes Quan from power to restore Kai. Shiro is offered to take Kai's hand in marriage and refuses.
60PP - Shiro dies of old age, Kai becomes heartbroken and refuses future marriages. A long period of morning begins. Jeikotsu with great hesitancy becomes the next Steward
64PP - Kai commits suicide and her cousin Akina ascends to the Diamond Throne
65PP - Akina gives grant to House Toraono to fortify and form their own grand dojo
68PP - the first grand gladiatorial tournament is held. Merchant lords from all around gather, and begin to immigrate to Sungakure
70PP - Merchant clans form around the oasis, and begin to construct a paradise.
71PP - Akina grants merchants and nobles funds to continue constructions.
75PP - Soon's Sanctuary is built, Akina acknowledges this new territory as a state-entity. Jeikotsu enforces this decision and gifts them with metal works.
77PP - Jeikotsu visits Soon's Sanctuary and gives them sound advice on further fortification. Soon's Sanctuary begins to build high walls and opens trade with Sungakure.
92PP - Some merchants break away to form San Fang due to arguments within Soon's Sanctuary.
94PP - San Fang begins investing to build Sungakure and expand further, the Grand Palias is put on paper but is not approved. Jeikotsu is mysteriously put to the sword. Akina forms the anbu to investigate, no results become immediate. Takahashi Sousuke II becomes Steward at an early age
95PP - Akina retires from Kazekageship and dies 5 months after, her son Kenshin becomes Kazekage.
96PP - Kenshin and Sousuke II begin construction of the Anbu Headquarters, construction is completed within the year. Sousuke II goes to arm the Anbu with Takahashi puppets, and fire forged steel.
97PP - The culprits who put Jeikotsu to the sword are found. Rogue members of San Fang are put to the sword in return. Kenshin puts San Fang on a constant vigil for fouler actions.
98PP - The next grand gladiatorial tournament at House Toraono is held.
100PP - Kenshin is put to the sword as another Sunahoshi rebellion starts. His son Sunahoshi Nobu begins his long reign and defends his throne. The vigil over San Fang ends.
103PP - Nobu and Sousuke II with Anbu forces put an end to the second Sunahoshi rebellion. Nobu without hesitation puts several Sunahoshi to the blade, despite Sousuke II's advice
104PP - Nobu declares his diamond throne absolute
108PP - Nobu takes an orphan bride from a broken Hyuuga house.
110PP - Sousuke II requests permit to build a hall of learning but is denied
114PP - Nobu declares a year of celebration as his first born daughter arrives
117PP - Sousuke II is granted permit and begins to build the grand hall of learning.
119PP - Soon merchants gift Sousuke II with a chronicle of their histories and funds him to further expand.
124PP - Sousuke II finished the Grand Halls of Learning.
131PP - Nobu's bride dies in childbirth, Nobu goes into a long peroid of mourning.
136PP - Nobu's morning enters its fifth year. Sousuke II is presented with the plans for the Grand Palasis, but holds off construction due not being able to see Nobu.
138PP - Nobu ends his period of morning and denies grant to build the Grand Palasis a second time.
145PP - Nobu becomes the longest living Sunahoshi, and is celebrated highly.
150PP - Sunahoshi Keiku ascends to the Diamond Throne after the passing of Sunahoshi Nobu dies of old age
151PP - Takahashi Hana becomes the next Steward as Sousuke II dies due to illness.
153PP - construction of the Grand Grand Palais begins on the surface
153PP - construction continues, but Kiku seeks financial aid from the Soon Council of Seven. Soon grants funding, but instates their own ruling to input a Merchant Councillor ambassador
156PP - construction continues, but Soon's ambassador is assassinated by San Fang members who input their own replacement ambassador to continue developments and advisement. Soon's Sanctuary ends funding and closes their door to further projects
160PP - San Fang nearly completes construction, and begins to open dirty markets within the Grand Palais
161PP - San Fang's dirty markets are revealed by an inquisition/public inquiry made by Takahashi Kin. The purge of San Fang begins.
162PP - Majority of San Fang's dirty markets are disbursed, but not complete eradicated. Some pockets remain, but are heavily controlled. Sungakure tries to reopen trade and relations with the Soon Council
164PP - Trade routes reopen with Soon's Merchant groupings. Soon's Merchant Council declares themselves nobility, and Sungakure accepts their new self appointed position
165PP - Trade King Solomus the first is appointed head of Soon's Merchant council
167PP - Soon's sanctuary is attacked by remnants of San Fang and mercaneries, Sungakure rides to their aid. The Sanctuary War begins, and King Solomus resides in Sungakure for a time
170PP - Takahashi Hana dies in the defense of King Solomus and Sunahoshi Keiku. Takahashi Shiro abstains from becoming the next Steward, his younger sister Kin rises to become Steward
173PP - The Sanctuary War ends with the death of San Fang's clan head. His daughter is married to King Solomus and is held in custody/hostage. San Fang agrees to a total surrender and is absorbed in whole by the Soon Merchant group.
180PP - Plagues and Sickness begin to arise in the desert. Soon provides Sungakure with medical aid before closing its own gates to control their own ailments. An age of sickness begins.
186PP - Plagues and ailments begin to evolve ravaging the lands. Sungakure begins to contemplate a future in the depths.
190PP - Excavation begins. The source of the plague is revealed due to excavation. The skeletal stucture of Barynx is found and in particular the heart of Barynx is found to be causing corruption to the land. Sungakure takes measures to obliterate the heart through use of Helfires and Blackflames. Sunahoshi Keikou and Takahashi Hana decide to seal the heart within themselves and submit themselves to fiery doom. The plague is sealed and purged. Interest groups arise to find another way to create the plague for purposes of war and future medical usages. A one year of mourning is given to grieve for the losses of the Kazekage family and their Steward.
191PP- Keiku's son Sunahoshi Hiro comes to power as Kazekage. Hana's younger brother Judori comes to power as the next Steward. Hiro begins a crusade to end research on the plague for good and for ill. Most medical researchers cry out but comply with the order of the Kazekage.
194PP - Judori takes up excavations again, fearing future returns of the plague and for future wars. Hiro permits and endorses excavations.
198PP - Total evacuation is completed. Outside forces try to invade the underground. Hiro deploys Anbu to discover the identity of these outside forces. They are revealed to be individuals who tried to obtain the heart of Barynx for future plagues. The plague war begins
202PP - Plague Preserves unleash a new plague. Sungakure forces best the preservers in the war, Hiro deploys his brother Daisuke to hunt down remaining Plague Preservers.
204PP - Hiro falls ill due to a new plague consisting of elements old and new as do other members of the Sunahoshi, . Hiro perishes and the Diamond Sands begin to become unruly. Judori calls for a council of Sunaku cousins to attempt to control the storm but fail. Judori deploys a full set of Anbu to hunt and return Daisuke. They return with no one.
205PP - Sungakure strucutures are destroyed by the Diamond Storms. Judori begins an exodus to the underground. Judori stages for structures to fall beneath the desert grounds. Another search party is deployed
207PP - All structures descend to the underground safely. The skeleton of Barynx is checked for corruption, the skeletal structure is found to be clean.
215PP - Council urges Judori to become Kazekage. Judori refuses, and continues to deploy searches yearly.
218PP - Judori again summons Sunaku council to attempt to control the storms. Failure is met again. Future actions are taken by council to seat Judori on the Diamond throne, he refuses
225PP - Judori retires from council from old age, his son Takahashi Sousuke III comes to power. Council offers him the Diamond Throne, and refuses. Council takes future measures and inputs a ruling that Stewards become Kazekage-Stewards despite Takahashi's non-desire for power.