1900: Tesla applies for patent on a device to transmit Electrical Energy Through the Natural Mediums".

1905: U.S. Patent #787,412 issued for above.

1924: Confirmation that radio waves bounce off ionosphere (electrically-charged layer starting at altitude of 50 kilometers).

1938: Scientist proposes to light up night sky by electron gyrotron heating from a powerful transmitter.

1940: Tesla announces "death ray" invention.

1945: Atomic bomb tests begin 40,000 electromagnetic pulses to follow.

1952: W.O. Schumann identifies 7.83 hertz resonant frequency of the earth.

1958: Van Allen radiation belts discovered (zones of charged particles trapped in earths magnetic field) 2,000+ miles up. Violently disrupted in the same year.

1958: Project Argus, U.S. Navy explodes 3 nuclear bombs in Van Allen belt.

1958: White House advisor on weather modification says Defense Dept. studying ways to manipulate charges "of earth and sky, and so affect the weather

1960: Series of weather disasters begin.

1961?: Copper needles dumped into ionosphere as "telecommunications shield".

1961: Scientists propose artificial ion cloud experiments. In 1960's the dumping of chemicals (barium powder etc.) from satellites/rockets began.

1961-62: Soviets and USA blast many EMPs in atmosphere, 300 megatons of nuclear devices deplete ozone layer by about 4%.

1962: Launch of Canadian satellites & start of stimulating plasma resonances by antennas within the space plasma.6

1966: Gordon J. F. MacDonald publishes military ideas on environmental engineering.

1960's: In Wisconsin, US Navy Project Sanguine lays ELF antennae.

1968: Moscow scientists tell the West that Soviets pinpointed which pulsed magnetic field frequencies help mental & physiological functions and which do harm.

1972: First reports on "ionospheric heater" experiments with high frequency radio waves, at Arecibo. 100-megawatt heater in Norway built later in decade; can change conductivity of auroral ionosphere.

1973: Documentation that launch of Skylab `'halved the total electron content of the ionosphere for three hours"(by rocket exhaust gases).

1973: Recommendations for study of Project Sanguine's biological effects denied by Navy.

|1974: United Nations General Assembly bans environmental warfare.

1974: High-frequency experiments at Plattesville, Colorado; Arecibo, Puerto Rico; and, Armidale, New South Wales heat "bottom side of ionosphere".

1974: Experiments airglow brightened by hitting oxygen atoms in ionosphere with accelerated electrons.

1975: Stanford professor Robert Helliwell reports that VLF from power lines is altering the ionosphere.

1975: U. S. Senator Gaylord Nelson forces Navy to release research showing that ELF transmissions can alter human blood chemistry.

1975: Pell Senate Subcommittee urges that weather & climate modification work be overseen by civilian agency answerable to U.S. Congress. Didn't happen.

1975: Soviets begin pulsing "Woodpecker" ELF waves, at key brainwave rhythms. Eugene, Oregon, one of locations where people were particularly affected.

1976: Drs. Susan Bawin & W. Ross Adey show nerve cells affected by ELF fields.'s

1979: Launch of NASA's third High-Energy Astrophysical Observatory causes large-scale, artificially-induced depletion in the ionosphere. Plasma hole caused by "rapid chemical processes" between rocket exhaust and ozone layer." "ionosphere was significantly depleted over a horizontal distance of 300 km for some hours."

1985: Bernard J. Eastiund applies for patent "Method and Apparatus for Altering a Region in the Earth's Atmosphere, ionosphere and/or Magnetosphere,'' (First of 3 Eastiund patents assigned to ARCO Power Technologies Inc.)

1986: US Navy Project Henhouse duplicates Delgado (Madrid) experiment -- very low-level, very-low-frequency pulsed magnetic fields harm chick embryos. 20

1980's: In the later part of the decade the U.S. begins network of Ground Wave Emergency Network (GWEN) towers, each to generate Very Low Frequency (VLF) waves for defense purposes .

1987-92: Other APTI scientists build on Eastiund patents for development of new weapon capabilities.

I1994: Military contractor E-Systems buys APTI, holder of Eastiund patents and contract to build biggest ionospheric heater in world (HAARP).

1994: Congress freezes funding on HAARP until planners increase emphasis on earth-penetrating tomography uses, for nuclear counter proliferation efforts.

1995: Raytheon buys E-Systems and old APTI patents. The technology is now hidden among thousands of patents within one of the largest defense contractor portfolios.

1995: Congress budgets $10 million for 1996 under "nuclear counterproliferation" efforts for HAARP project.

1995: HAARP planners to test patent number 5,041,834 in September.

1994-6: Testing of first-stage HAARP (euphemistically named High frequency Active Auroral Research Program) equipment continues, although funding was frozen.

1996: HAARP planners to test the earth-penetrating tomography applications by modulating the electroject at Extremely Low Frequencies

1998: Projected date for fully-operating HAARP system.