Misc: What do x & y chromozomes combine in making ?

Questions

In 1975 Israeli Prime Minister Yitzhak ---------- met with President Carter.?

In 1787 Karl Ferdinand von---------- , helped create modern plastic surgery, born.?

In 1841 Oliver Wendell---------- , famous Supreme Court Justice, born.?

In 1859 Kenneth---------- , author (The Wind in the Willows), born.?

In 1879 Otto---------- , co-discoverer of nuclear fission, born.?