what was the reason of deteriorating relationship with the british?
His British subsidy was cancelled after Feb 1920, and was asked to sign the Treaty of Versailles
Hussein bin Ali, Sharif of Mecca
Having received a British subsidy totalling £6.5m between 1916 and April 1919, in May 1919, the subsidy was reduced to £100K monthly (from £200K), dropped to £75K from October, £50K in November, £25K in December until February 1920 after which no more payments were made.

In 1919, King Hussein refused to ratify the Treaty of Versailles. In August, 1920, five days after the signing of the Treaty of Sèvres, Curzon asked Cairo to procure Hussein's signature to both treaties and agreed to make a payment of £30,000 conditional on signature. Hussein declined and in 1921, stated that he could not be expected to "affix his name to a document assigning Palestine to the Zionists and Syria to foreigners."
where is jordan located in the middle east On the Levant region of Western Asia, on the East Bank of the Jordan River which ethnic group can you find here? Arabs, Circassians, Armenians, and Chechens are there any prominent museums? The Jordan Museum, The Children's Museum Jordan, The Martyr's Memorial and Museum and the Royal Automobile Museum what artifacts are kept at the first museum? 'Ain Ghazal lime plaster statues, Copper Scroll from the Dead Sea Scrolls, a copy of Mesha Stele when was the last mentioned museum established? 2003 what collection does it have? Jordan's vehicles ranging from Hussein bin Ali's cars, the rover used in filming of "The Martian", etc who is this person that you just mentioned? Arab leader from the Banu Hashim clan what happened post world war i? Arabs found themselves freed from centuries of Ottoman rule, Hussein's son Faisal was made King of Syria but British Government made Faisal and his brother Abdallah kings of Iraq and Transjordan, respectively. was he ever abducted? No
wiki:19042567
Hussein bin Ali, Sharif of Mecca [SEP] Deterioration in British relationship
In January and February 1918, Hussein received the Hogarth Message and Bassett Letter in response to his requests for an explanation of the Balfour Declaration and Sykes-Picot Agreement respectively. Having received a British subsidy totalling £6.5m between 1916 and April 1919, in May 1919, the subsidy was reduced to £100K monthly (from £200K), dropped to £75K from October, £50K in November, £25K in December until February 1920 after which no more payments were made. In 1919, King Hussein refused to ratify the Treaty of Versailles. In August, 1920, five days after the signing of the Treaty of Sèvres, Curzon asked Cairo to procure Hussein's signature to both treaties and agreed to make a payment of £30,000 conditional on signature.