Donald Trump sent his daughter and son-in-law today, while he appeared on video, to celebrate the move of the USA embassy to Jerusalem. Palestinians have also started attaching fire-bombs to kites and flying them into Israel.
Hamas chief Ismail Hanieh traveled to Cairo on Sunday a day before the United States is expected to relocate its embassy in Israel to Jerusalem.
Meanwhile, the right of Palestinian refugees to return their former lands - now in Israel - is recognised in worldwide law.
In East-Jerusalem, Palestinians will follow the events closely.
This event was attended by ambassadors of the European Union countries, but only diplomats of Austria, Hungary, Romania and the Czech Republic responded to the invitation.
The move tomorrow of the USA embassy to Jerusalem, a city under belligerent occupation, has only inflamed Palestinian grievances - and a sense that the West is still conspiring in their dispossession.
Abbas, who for years had banked on the USA to persuade Israel to cede land for a Palestinian state, felt betrayed and halted contacts with the Trump administration.
The PA also called on other countries not to follow the USA in moving its embassy to the Israeli capital and said it would take legal action against any country that does so.
Furthermore, the move by our Central Europeans allies prove that President Donald Trump has been actually been playing "8-dimensional chess", as he has focused much attention on New Europe (e.g., the Romanian president's visit to the White House, Trump's visit to Poland, Hungarian ministers stating they prefer Trump to Obama) during the first half of his first term.
Republican Lindsey Graham's office said he will be among a delegation of senators, including Senator Ted Cruz, who will attend the opening ceremony and meet Israeli officials about "counter-terrorism and national security issues". "Who is Trump to come and say Jerusalem is Israel?"
Israel is braced nervously for many tens of thousands to turn out in the occupied territories this week to protest against decades of its refusal to make amends or end its oppressive rule.
An Israeli man draped in the stars and stripes at Damascus gate in Jerusalem on Sunday.
Since border rallies began on March 30, at least 48 Palestinians have been martyred - and hundreds more injured - by cross-border Israeli army gunfire, according to the Health Ministry.
Organisers hope Monday's will be the largest demonstration to date, on the eve of the 70th anniversary commemorating the Palestinian "Nakba", or catastrophe, referring to their mass uprooting in the war surrounding Israel's 1948 creation. Palestinians say it's a land grab.