In modern times, the Yorkshire economy suffered from a decline in manufacturing which affected its traditional coal, steel, wool and shipping industries.
The North York Moors in the north-east of the county are Jurassic in age while the Yorkshire Wolds to the south east are Cretaceous chalk uplands.
The smaller River Esk flows from west to east at the northern foot of the North York Moors to reach the sea at Whitby.
[7] Though the cliffs at Creswell Crags in neighbouring North East Derbyshire contain several caves that were occupied during the last ice age, between around 43,000 and 10,000 years ago,[8] evidence of human activity in Yorkshire itself is, so far, restricted to that revolving around a hunter gatherer lifestyle dating from around 8000/7000 BC.
In Victoria Cave, Settle, late upper palaeolithic projectile points were found that include the bone head of a harpoon which was dated to within 110 years of 8270 BC.
[9] During the 5,000 years following the arrival of the first migrants the climate improved steadily and a richer natural vegetation started to cover the land including birch, hazel, elm, pine and oak trees.
The site, on the eastern shores of glacial Lake Pickering, was surrounded by birch trees, some of which had been cleared and used to construct a rough platform of branches and brushwood.
[14] On the southern edge of the Vale of Pickering lies West Heslerton, where recent excavation has revealed continuous habitation since the Late Mesolithic Age, about 5000 BC.
It is situated in the churchyard in the village of Rudston in the East Riding of Yorkshire and is made from moor grit conglomerate, a material that can be found in the Cleveland Hills inland from Whitby.
The Street House Long Barrow at Loftus on the Cleveland coastline between Saltburn and Staithes was a Bronze Age mound that had been erected on top of a much earlier burial monument dating from the Neolithic period.
In East Yorkshire a new burial rite in which the dead were buried within square ditched barrows, and sometimes accompanied by grave goods including carts or chariots, appears from about 500 BC.
The territory remained independent until 69 AD, when the Ninth Legion under Quintus Petillius Cerialis moved in to quell civil war between Cartimandua and Venutius, bringing an end to British rule in England.
The advancing Romans built roads northwards through the northern terrain to Eboracum (York), Derventio (Malton) and Isurium Brigantum (Aldborough) then onwards to Cataractonium (Catterick).
[25] A line of signal stations, one of which is located at Castle Hill, Scarborough, was built along the North Yorkshire coast warn of the approach of shipping.
In the early 3rd century York was granted the honorary rank of a Roman colony and Isurium Brigantum expanded to become the largest civilian settlement in the area.
Danish Vikings crossed the North Sea to plunder the coast of Northumbria whilst Norwegians raided Orkney, the Western Isles and Ireland.
Yngling King Ragnar Lodbrok led a Danish Leidang into Northumbria during the mid-9th century, but was captured and executed in a snake pit at the Anglian court.
The difficulty experienced by kings administering the North compared to the South, produces a slanted view of land values and Domesday information.
Soon more complex motte and bailey castles were being built as the ruthless and ambitious barons appointed by King William to rule Yorkshire gained a hold on their territories.
There followed the abbeys of St Mary's, York, Rievaulx, Fountains, Whitby, Byland, Jervaulx, Kirkstall, Roche, Meaux and many other smaller establishments.
Around this time the balance of cloth manufacturing was changing in favour of the West Riding rural communities where it was a cottage industry and free of the restrictions of town guilds.
[26] Sheffield, situated amongst a number of fast-flowing rivers and streams surrounded by hills containing raw materials such as coal, iron ore, ganister, and millstone grit for grindstones, made it an ideal place for water-powered industries to develop.
The large Honours that were created in Yorkshire and the North of England by William I after the Conquest made them attractive for succeeding monarchs to give to their sons to support a royal lifestyle.
The Nevilles of Sheriff Hutton and Middleham, the Scropes of Bolton, the Latimers of Danby and Snape, and the Mowbrays of Thirsk and Burton in Lonsdale supported the House of York.
The Nevilles’ great rivals, the Percies, together with the Cliffords of Skipton, Ros of Helmsley, Greystock of Hinderskelfe, Stafford of Holderness and Talbot of Sheffield fought for the Lancastrians.
[26] John of Gaunt, 1st Duke of Lancaster had senior influence over many people in the North of England and consequently, Yorkshiremen fought under his command in the Hundred Years' War.
One must consider the historically Norse origins of Yorkshire's population, the local ties of Balliol, Bruce and Stewart monarchs of Scotland, including Scottish royal fiefdom of Northumbria at several times.
The steady rise in population created pressure to enclose common land for agriculture and the farming communities turned increasingly to cottage industries to make a living.
Farmers combined mining, metal working, weaving, tanning and other crafts with agriculture in these towns which were not subject to the restrictive practices of guilds.By 1600 Sheffield was the main centre of cutlery production in England, and in 1624 The Company of Cutlers in Hallamshire was formed to oversee the trade.
Charles Lennox, 4th Duke of Richmond, was Governor General of British North America, after his father had pioneered the peace settlement with the Americans and pressed for a "Union of Hearts" with the Irish.