Peres spoke after meeting with the U.S. president in Washington, where the two leaders discussed the impact of recent Mideast turmoil on the Israeli-Palestinian conflict.
The United Nations Human Rights Council said it will continue to use the Goldstone Report as written, despite its author's retraction of a key finding.
Richard Goldstone, the South African Judge who last week retracted the findings of his own report on the Israeli operation against Hamas in 2008-2009, is to visit Israel in July and tour the southern city of Sderot.
Argentinian Foreign Minister Hector Timmerman has denied that his government offered to stop investigating two deadly bombing attacks against a Jewish centers and the Israeli embassy in Buenos Aires in the 1990s in return for improved trade ties with Iran.
The remains of about 40 Jews killed during the Holocaust and found in a mass grave were laid to rest Monday in an emotion-filled ceremony in northeastern Romania.
The recent Middle East turmoil has sharpened Israeli needs for tangible security guarantees in exchange for concessions to the Palestinians, Dennis Ross said.